Artikel Matematika kelas 10 ini akan menjelaskan tentang cara menyelesaikan bentuk persamaan dan pertidaksamaan eksponen, disertai dengan beberapa contoh soalnya. Yuk, kita belajar bersama!
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Guys, dalam mempelajari matematika, mungkin kamu sudah tidak asing lagi dengan cara menyelesaikan bentuk persamaan maupun pertidaksamaan, ya. Mulai dari cara menyelesaikan persamaan atau pertidaksamaan linear, persamaan atau pertidaksamaan kuadrat, persamaan atau pertidaksamaan trigonometri, dan masih banyak lagi.
Sebenarnya, hal yang membedakan antara bentuk persamaan dengan pertidaksamaan hanya terletak pada tanda penghubungnya saja, nih. Kalau persamaan dihubungkan dengan tanda “=”, sedangkan pertidaksamaan dihubungkan dengan tanda “<, >, ≤, ≥, atau ≠”.
“Berbeda tanda penghubungnya, tentu berbeda pula nama dan cara penyelesaiannya.”
Nah, pada artikel kali ini, kamu akan mempelajari bagaimana cara menyelesaikan persamaan maupun pertidaksamaan eksponen. Wow, penasaran nggak sih gimana caranya? Yuk, langsung saja kita simak!
Apa itu Persamaan Eksponen?
Kita mulai dari persamaan eksponen dulu, ya. Menurut definisinya, persamaan eksponen adalah persamaan yang pangkatnya atau bilangan pokok (basis) dan pangkatnya memuat suatu variabel.
Hah? hah? gimana? gimana? (sumber: giphy.com)
Oke, supaya kamu nggak bingung, coba kamu perhatikan dua contoh di bawah ini, deh.
1. 32x-3 = 81x+5 → persamaan eksponen dengan pangkat mengandung variabel x
2. (2x – 5)x = (2x – 5)3x-4 → persamaan eksponen dengan basis dan pangkat mengandung variabel x
Jadi, dalam persamaan eksponen itu, bisa pangkatnya saja yang mengandung variabel atau bisa juga basis dan pangkatnya yang mengandung variabel. Variabel ini dilambangkan dengan huruf, bisa dari a sampai dengan z.
Tapi, pada umumnya, lambang variabel yang sering digunakan di soal adalah huruf x. Gimana? Sekarang, sudah kebayang kan bentuk persamaan eksponen itu seperti apa?
Lalu, bagaimana cara menyelesaikannya?
Penyelesaian persamaan eksponen merupakan himpunan semua nilai x yang memenuhi persamaan eksponen tersebut, atau bisa juga kita sebut sebagai himpunan penyelesaian. Nah, cara menyelesaikan persamaan eksponen itu berbeda-beda, tergantung bentuk persamaannya.
Dua contoh persamaan di atas tadi adalah dua dari beberapa bentuk persamaan eksponen yang ada. Artinya, masih ada bentuk-bentuk persamaan eksponen yang lain dan setiap persamaan memiliki cara penyelesaiannya sendiri.
Tapi, kamu nggak perlu khawatir, artikel ini telah merangkum semua bentuk persamaan eksponen beserta cara penyelesaiannya, lho. Oleh karena itu, simak terus ya.
Baca Juga: Mengenal Logaritma, Sifat-Sifat, dan Contohnya
Bentuk-Bentuk Persamaan Eksponen
Perlu kamu ketahui, persamaan eksponen terbagi menjadi dua jenis, yaitu persamaan eksponen sederhana dan persamaan eksponen tidak sederhana. Kira-kira, apa sih bedanya persamaan yang sederhana dan tidak sederhana ini? Yuk, kita lihat penjabarannya pada gambar berikut.
Kamu dapat perhatikan, bentuk umum persamaan eksponen tidak sederhana adalah persamaan kuadrat, sehingga penyelesaian bentuk persamaan ini sedikit lebih rumit dibandingkan dengan persamaan eksponen sederhana. Oke, supaya kamu nggak semakin bingung, kita coba kerjakan beberapa contoh soal di bawah ini, ya.
Cara Menyelesaikan Persamaan Eksponen
Contoh soal:
Tentukanlah himpunan penyelesaian dari soal berikut ini:
1. 33x-2 = 81
2. 22x+1 – 2x – 6 = 0
Penyelesaian:
1. Soal nomor 1 merupakan bentuk persamaan eksponen sederhana. Kalau kamu perhatikan dari bentuk persamaannya, kira-kira mirip dengan persamaan eksponen nomor berapa, ya? Yap, tepat, mirip dengan bentuk persamaan eksponen nomor 2.
Jadi, himpunan penyelesaian soal nomor 1 dapat dicari dengan menyamakan pangkat ruas kiri dengan ruas kanan. Sehingga, penyelesaiannya akan menjadi seperti berikut:
Selanjutnya, kita samakan basis antara ruas kiri dengan ruas kanan. Karena basis pada ruas kiri adalah 3, maka kita ubah 81 menjadi 34.
Jadi, himpunan penyelesaian dari persamaan eksponen tersebut adalah x = 2.
2. Mudah ya, guys? Kalau gitu, kita lanjut ke soal berikutnya. Soal nomor 2 merupakan bentuk persamaan eksponen tidak sederhana karena kalau kita uraikan akan membentuk persamaan kuadrat.
Langkah penyelesaian soal nomor 2 ini dapat kamu lihat pada penjelasan berikut:
Untuk menguraikan pangkat persamaan tersebut, kita gunakan sifat-sifat eksponen ya. Kemudian, setelah kita dapatkan nilai y, kita ubah kembali ke bentuk 2x, sehingga:
Jadi, himpunan penyelesaian dari persamaan eksponen tersebut adalah x = 1.
Sampai sini ada pertanyaan? Tenang, bagi kamu yang punya banyak pertanyaan, silahkan tulis pertanyaanmu di kolom komentar. Oke? Sekarang, kita lanjut ke materi berikutnya ya, yaitu pertidaksamaan eksponen. Masih kuat, kan?
Baca Juga: Bentuk-Bentuk Persamaan Logaritma dan Cara Menyelesaikannya
Apa itu Pertidaksamaan Eksponen?
Nah, seperti yang sudah dijelaskan sebelumnya, hal yang membedakan bentuk persamaan dengan bentuk pertidaksamaan adalah tanda penghubungnya saja. Pertidaksamaan eksponen adalah bentuk lain dari persamaan eksponen, namun tanda penghubungnya menggunakan tanda pertidaksamaan.
Jadi sebenarnya, bentuk-bentuk persamaan eksponen yang sudah dijabarkan di atas tadi juga merupakan bentuk pertidaksamaan eksponen, ya. Tapi, tanda penghubungnya berubah menjadi “<, >, ≤, ≥, atau ≠”.
Lalu, apakah solusi penyelesaiannya juga sama? Oh tentu saja sama. Hanya ada satu hal penting yang perlu kamu perhatikan sebelum mengerjakan pertidaksamaan eksponen. Apakah itu? Let’s check the picture below!
Sifat-Sifat Pertidaksamaan Eksponen
Jadi, yang perlu kamu perhatikan adalah nilai basisya. Intinya, kalau basisnya > 1, maka tanda pertidaksamaannya tetap. Sebaliknya, kalau basisnya pecahan (0<basis>1), maka tanda pertidaksamaannya berubah, misalnya dari “<” jadi “>”, atau “≤” jadi “≥”, atau sebaliknya.
Oke, supaya kamu semakin paham, di bawah ini ada contoh soal pertidaksamaan eksponen. Kita kerjakan sama-sama, ya.
Cara Menyelesaikan Pertidaksamaan Eksponen
Contoh soal:
Tentukan penyelesaian dari pertidaksamaan 22x+3 > 8x-5!
Penyelesaian:
Ingat! Karena kita ingin menyelesaikan bentuk pertidaksamaan eksponen, maka hal yang perlu kamu perhatikan lebih dulu adalah nilai basisnya, apakah bernilai lebih dari 1 atau antara 0 sampai 1.
Jika kita uraikan soalnya terlebih dahulu, maka diperoleh nilai basisnya, yaitu 2. Sehingga, tanda pertidaksamaannya tetap. Penjelasan lebih lengkapnya bisa kamu lihat di bawah ini:
Jadi, himpunan penyelesaian dari pertidaksamaan eksponen tersebut adalah x < 18.
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kamu tahu nggak, sih? Sebenarnya, kunci agar pandai dalam matematika itu hanya ada dua, lho. Pertama, kamu harus paham dengan rumusnya. Ingat! hafal sama paham itu beda, ya.
Setelah itu, kamu juga harus banyak berlatih soal. Gunanya apa, sih? Latihan soal ternyata penting banget lho untuk mengasah analisa berpikir kamu. Semakin banyak jenis dan tipe soal yang kamu kerjakan, tanpa sadar kemampuanmu dalam mengerjakan soal juga ikut meningkat.
Kalau kamu merasa bosan mengerjakan soal sendiri, yuk gabung aja di ruangbelajar. Memahami materi pelajaran jadi lebih mudah dengan mengikuti misi bersama para Master Teacher yang keren!
Referensi:
Kurnia N, Sharma S.N, Saputra S. E,(2016) Jelajah Matematika SMA Kelas X Peminatan MIPA. Jakarta:Yudhistira
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<h1 class="content-title">
Cara Menyelesaikan Persamaan & Pertidaksamaan Eksponen | Matematika Kelas 10 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/hani-ammariah" class="">Hani Ammariah</a> </p>
<p class="content-info"><span>July 2, 2025 • </span> <span>5 minutes read</span></p>
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<p style="text-align: justify;"><img decoding="async" class="aligncenter size-medium" src="https://cdn-web.ruangguru.com/landing-pages/assets/f8a9db7b-fd26-4549-93b8-4112defa9cdc.png" alt="cara menyelesaikan persamaan dan pertidaksamaan eksponen" width="820" /></p>
<blockquote>
<p style="text-align: center;"><em><strong><a href="https://www.ruangguru.com/blog/c/matematika/matematika-sma-kelas-10">Artikel Matematika kelas 10</a></strong> ini akan menjelaskan tentang cara menyelesaikan bentuk persamaan dan pertidaksamaan eksponen, disertai dengan beberapa contoh soalnya. Yuk, kita belajar bersama!</em></p>
</blockquote>
<p style="text-align: center;"><em>—</em></p>
<p> </p>
<p style="text-align: justify;">Guys, dalam mempelajari matematika, mungkin kamu sudah tidak asing lagi dengan cara menyelesaikan bentuk persamaan maupun pertidaksamaan, ya. Mulai dari cara menyelesaikan <strong><a href="https://www.ruangguru.com/blog/perbedaan-persamaan-linear-dan-pertidaksamaan-linear">persamaan atau pertidaksamaan linear</a>, <a href="https://www.ruangguru.com/blog/menyelesaikan-persamaan-kuadrat">persamaan atau pertidaksamaan kuadrat</a>, <a href="https://www.ruangguru.com/blog/persamaan-trigonometri-sederhana">persamaan atau pertidaksamaan trigonometri</a>,</strong> dan masih banyak lagi.</p>
<p style="text-align: justify;">Sebenarnya, hal yang membedakan antara bentuk persamaan dengan pertidaksamaan hanya terletak pada tanda penghubungnya saja, <em>nih</em>. Kalau persamaan dihubungkan dengan tanda “=”, sedangkan pertidaksamaan dihubungkan dengan tanda “<, >, ≤, ≥, atau ≠”.</p>
<blockquote>
<p style="text-align: center;"><strong><em>“Berbeda tanda penghubungnya, tentu berbeda pula nama dan cara penyelesaiannya.”</em></strong></p>
</blockquote>
<p style="text-align: justify;"><em>Nah</em>, pada artikel kali ini, kamu akan mempelajari bagaimana cara menyelesaikan persamaan maupun pertidaksamaan eksponen. <em>Wow</em>, penasaran <em>nggak sih</em> gimana caranya? <em>Yuk</em>, langsung saja kita simak!</p>
<p> </p>
<h2><span style="font-size: 18pt;">Apa itu Persamaan Eksponen?</span></h2>
<p style="text-align: justify;">Kita mulai dari persamaan eksponen dulu, ya. Menurut definisinya, <strong>persamaan eksponen</strong> <strong>adalah persamaan yang pangkatnya atau bilangan pokok (basis) dan pangkatnya memuat suatu variabel</strong>.</p>
<div><img decoding="async" style="display: block; margin-left: auto; margin-right: auto;" src="https://lh5.googleusercontent.com/WfpMgeA4XngaHTC9wdMijChIXOrfkS2_DXW9dP_JDnlGHBQ8sb6AqmUOSNHnaUD2Utpu85qMbiLaMC7XktsEVm2N5sRK8HKRjGwNXJfNElYFFRA8tX4rkEHjTaFJzFuOnwSAs_y7" alt="" /></div>
<p style="text-align: center;"><em>Hah? hah? gimana? gimana? (sumber: giphy.com)</em></p>
<p> </p>
<p style="text-align: justify;">Oke, supaya kamu <em>nggak</em> bingung, coba kamu perhatikan dua contoh di bawah ini, <em>deh</em>.</p>
<p> </p>
<h2><span style="font-size: 18pt;">Contoh Persamaan Eksponen</span></h2>
<p>1. 3<sup>2x-3</sup> = 81<sup>x+5 </sup>→ persamaan eksponen dengan <strong>pangkat mengandung variabel x</strong></p>
<p>2. (2x – 5)<sup>x</sup> = (2x – 5)<sup>3x-4</sup> → persamaan eksponen dengan <strong>basis dan pangkat mengandung variabel x</strong></p>
<p> </p>
<p style="text-align: justify;">Jadi, dalam persamaan eksponen itu, bisa pangkatnya saja yang mengandung variabel atau bisa juga basis dan pangkatnya yang mengandung variabel. <strong>Variabel ini dilambangkan dengan huruf</strong>, bisa dari a sampai dengan z.</p>
<p style="text-align: justify;">Tapi, pada umumnya, lambang variabel yang sering digunakan di soal adalah huruf x. Gimana? Sekarang, sudah kebayang <em>kan</em> bentuk persamaan eksponen itu seperti apa?</p>
<p style="text-align: justify;">Lalu, bagaimana cara menyelesaikannya?</p>
<p style="text-align: justify;"><strong>Penyelesaian persamaan eksponen merupakan himpunan semua nilai x yang memenuhi persamaan eksponen tersebut</strong>, atau bisa juga kita sebut sebagai himpunan penyelesaian. <em>Nah</em>, cara menyelesaikan persamaan eksponen itu berbeda-beda, tergantung bentuk persamaannya.</p>
<p style="text-align: justify;">Dua contoh persamaan di atas tadi adalah dua dari beberapa bentuk persamaan eksponen yang ada. Artinya, masih ada bentuk-bentuk persamaan eksponen yang lain dan setiap persamaan memiliki cara penyelesaiannya sendiri.</p>
<p style="text-align: justify;">Tapi, kamu nggak perlu khawatir, artikel ini telah merangkum semua bentuk persamaan eksponen beserta cara penyelesaiannya, <em>lho</em>. Oleh karena itu, simak terus ya.</p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/mengenal-logaritma-dan-sifat-sifatnya">Mengenal Logaritma, Sifat-Sifat, dan Contohnya</a></strong></p>
<p> </p>
<h2><span style="font-size: 18pt;">Bentuk-Bentuk Persamaan Eksponen</span></h2>
<p style="text-align: justify;">Perlu kamu ketahui, persamaan eksponen terbagi menjadi dua jenis, yaitu persamaan eksponen sederhana dan persamaan eksponen tidak sederhana. Kira-kira, apa <em>sih</em> bedanya persamaan yang sederhana dan tidak sederhana ini? <em>Yuk</em>, kita lihat penjabarannya pada gambar berikut.</p>
<p><img fetchpriority="high" decoding="async" class="aligncenter size-medium" src="https://cdn-web.ruangguru.com/landing-pages/assets/e1b9ecb6-eee2-4d20-9aef-f2f018d6153b.png" alt="bentuk-bentuk persamaan eksponen" width="600" height="900" /></p>
<p> </p>
<p style="text-align: justify;">Kamu dapat perhatikan, bentuk umum persamaan eksponen tidak sederhana adalah persamaan kuadrat, sehingga penyelesaian bentuk persamaan ini sedikit lebih rumit dibandingkan dengan persamaan eksponen sederhana. Oke, supaya kamu <em>nggak</em> semakin bingung, kita coba kerjakan beberapa contoh soal di bawah ini, ya.</p>
<p> </p>
<h2><span style="font-size: 18pt;">Cara Menyelesaikan Persamaan Eksponen</span></h2>
<p><strong>Contoh soal:</strong></p>
<p style="text-align: justify;">Tentukanlah himpunan penyelesaian dari soal berikut ini:</p>
<p>1. 3<sup>3x-2</sup> = 81</p>
<p>2. 2<sup>2x+1 </sup>– 2<sup>x </sup>– 6 = 0</p>
<p><strong>Penyelesaian:</strong></p>
<p>1. Soal nomor 1 merupakan bentuk persamaan eksponen sederhana. Kalau kamu perhatikan dari bentuk persamaannya, kira-kira mirip dengan persamaan eksponen nomor berapa, ya? <em>Yap</em>, tepat, mirip dengan bentuk persamaan eksponen nomor 2.</p>
<p>Jadi, himpunan penyelesaian soal nomor 1 dapat dicari dengan <strong>menyamakan pangkat ruas kiri dengan ruas kanan</strong>. Sehingga, penyelesaiannya akan menjadi seperti berikut:</p>
<p><img decoding="async" style="width: 262px; display: block; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/persamaan%20eksponen.png" alt="persamaan dan pertidaksamaan eksponen" width="262" /></p>
<p>Selanjutnya, kita samakan basis antara ruas kiri dengan ruas kanan. Karena basis pada ruas kiri adalah 3, maka kita ubah 81 menjadi 3<sup>4</sup>.</p>
<p><img decoding="async" style="width: 450px; display: block; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/persamaan%20eksponen%201.png" alt="persamaan dan pertidaksamaan eksponen" width="450" /></p>
<p>Jadi, himpunan penyelesaian dari persamaan eksponen tersebut adalah x = 2.</p>
<p>2. Mudah ya, guys? Kalau gitu, kita lanjut ke soal berikutnya. Soal nomor 2 merupakan bentuk persamaan eksponen tidak sederhana karena kalau kita uraikan akan membentuk persamaan kuadrat.</p>
<p>Langkah penyelesaian soal nomor 2 ini dapat kamu lihat pada penjelasan berikut:</p>
<p style="text-align: justify;"><img decoding="async" style="width: 360px; display: block; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/persamaan%20eksponen%202.png" alt="persamaan dan pertidaksamaan eksponen" width="360" /></p>
<p style="text-align: justify;">Untuk menguraikan pangkat persamaan tersebut, kita gunakan <strong><a href="https://www.ruangguru.com/blog/dasar-dasar-mengetahui-apa-itu-eksponen">sifat-sifat eksponen</a></strong> ya. Kemudian, setelah kita dapatkan nilai y, kita ubah kembali ke bentuk 2<sup>x</sup>, sehingga:</p>
<p><img decoding="async" style="width: 459px; display: block; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/persamaan%20eksponen%203.png" alt="persamaan dan pertidaksamaan eksponen" width="459" /></p>
<p>Jadi, himpunan penyelesaian dari persamaan eksponen tersebut adalah x = 1.</p>
<p style="text-align: justify;">Sampai sini ada pertanyaan? Tenang, bagi kamu yang punya banyak pertanyaan, silahkan tulis pertanyaanmu di kolom komentar. Oke? Sekarang, kita lanjut ke materi berikutnya ya, yaitu pertidaksamaan eksponen. Masih kuat, <em>kan</em>?</p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/persamaan-logaritma-mtk-kelas-x">Bentuk-Bentuk Persamaan Logaritma dan Cara Menyelesaikannya</a></strong></p>
<p> </p>
<h2><span style="font-size: 18pt;">Apa itu Pertidaksamaan Eksponen?</span></h2>
<p style="text-align: justify;"><em>Nah</em>, seperti yang sudah dijelaskan sebelumnya, hal yang membedakan bentuk persamaan dengan bentuk pertidaksamaan adalah tanda penghubungnya saja. <strong>Pertidaksamaan eksponen adalah bentuk lain dari persamaan eksponen, namun tanda penghubungnya menggunakan tanda pertidaksamaan</strong>.</p>
<p style="text-align: justify;">Jadi sebenarnya, bentuk-bentuk persamaan eksponen yang sudah dijabarkan di atas tadi juga merupakan bentuk pertidaksamaan eksponen, ya. Tapi, tanda penghubungnya berubah menjadi “<, >, ≤, ≥, atau ≠”.</p>
<p style="text-align: justify;">Lalu, apakah solusi penyelesaiannya juga sama? Oh tentu saja sama. Hanya ada satu hal penting yang perlu kamu perhatikan sebelum mengerjakan pertidaksamaan eksponen. Apakah itu? <em>Let’s check the picture below</em>!</p>
<p> </p>
<h2><span style="font-size: 18pt;">Sifat-Sifat Pertidaksamaan Eksponen</span></h2>
<p><img decoding="async" class="aligncenter size-medium" src="https://cdn-web.ruangguru.com/landing-pages/assets/f09aa7d2-312f-4c98-9243-c6145a22af42.png" alt="sifat-sifat pertidaksamaan eksponen" width="600" height="400" /></p>
<p> </p>
<p style="text-align: justify;">Jadi, yang perlu kamu perhatikan adalah nilai basisya. Intinya, kalau <strong>basisnya > 1</strong>, maka <strong>tanda pertidaksamaannya tetap</strong>. Sebaliknya, kalau <strong>basisnya pecahan (0<basis>1)</strong>, maka <strong>tanda pertidaksamaannya berubah</strong>, misalnya dari “<” jadi “>”, atau “≤” jadi “≥”, atau sebaliknya.</p>
<p style="text-align: justify;">Oke, supaya kamu semakin paham, di bawah ini ada contoh soal pertidaksamaan eksponen. Kita kerjakan sama-sama, ya.</p>
<p> </p>
<h2><span style="font-size: 18pt;">Cara Menyelesaikan Pertidaksamaan Eksponen</span></h2>
<p><strong>Contoh soal:</strong></p>
<p style="text-align: justify;">Tentukan penyelesaian dari pertidaksamaan 2<sup>2x+3 </sup>> 8<sup>x-5</sup>!</p>
<p><strong>Penyelesaian:</strong></p>
<p style="text-align: justify;"><strong>Ingat!</strong> Karena kita ingin menyelesaikan bentuk pertidaksamaan eksponen, maka hal yang perlu kamu <strong>perhatikan</strong> lebih dulu adalah <strong>nilai basisnya</strong>, apakah bernilai lebih dari 1 atau antara 0 sampai 1.</p>
<p style="text-align: justify;">Jika kita uraikan soalnya terlebih dahulu, maka diperoleh nilai basisnya, yaitu 2. Sehingga, tanda pertidaksamaannya tetap. Penjelasan lebih lengkapnya bisa kamu lihat di bawah ini:</p>
<p><img decoding="async" style="width: 480px; display: block; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/pertidaksamaan%20eksponen.png" alt="pertidaksamaan dan pertidaksamaan eksponen" width="480" /></p>
<p>Jadi, himpunan penyelesaian dari pertidaksamaan eksponen tersebut adalah x < 18.</p>
<p style="text-align: center;">—</p>
<p style="text-align: justify;">kamu tahu <em>nggak</em>, <em>sih</em>? Sebenarnya, kunci agar pandai dalam matematika itu hanya ada dua, <em>lho</em>. Pertama, kamu harus paham dengan rumusnya. <strong>Ingat!</strong> hafal sama paham itu beda, ya.</p>
<p style="text-align: justify;">Setelah itu, kamu juga harus banyak berlatih soal. Gunanya apa, <em>sih</em>? Latihan soal ternyata penting banget <em>lho</em> untuk mengasah analisa berpikir kamu. Semakin banyak jenis dan tipe soal yang kamu kerjakan, tanpa sadar kemampuanmu dalam mengerjakan soal juga ikut meningkat.</p>
<p style="text-align: justify;">Kalau kamu merasa bosan mengerjakan soal sendiri, yuk gabung aja di <strong><a href="https://www.ruangguru.com/ruangbelajar" target="_blank" rel="noopener">ruangbelajar</a></strong>. Memahami materi pelajaran jadi lebih mudah dengan mengikuti misi bersama para Master Teacher yang keren!</p>
<p><a href="https://app.ruangguru.com/ruangbelajar/"><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/3e02f634-69b5-45d6-b167-3d364ef53000.jpg" alt="CTA ruangguru" width="820" /></a></p>
<p style="text-align: justify;"><strong>Referensi: </strong></p>
<p style="text-align: justify;">Kurnia N, Sharma S.N, Saputra S. E,(2016) Jelajah Matematika SMA Kelas X Peminatan MIPA. Jakarta:Yudhistira</p>
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<div class="d-lg-none text-center">
<nav class="footer-menu social">
<p class="title">Ikuti Kami</p>
<a target="_blank" href="https://www.instagram.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/instagram.png" loading="lazy" alt="Logo Instagram Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.facebook.com/ruanggurucom/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/facebook.png" loading="lazy" alt="Logo Facebook Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://twitter.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/twitter.png" loading=" lazy" alt="Logo Twitter Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.youtube.com/ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/youtube.png" loading=" lazy" alt="Logo Youtube Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.linkedin.com/company/ruangguru-com">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/linkedin.png" loading=" lazy" alt="Logo LinkedIn Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.tiktok.com/@ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/tiktok.png" loading=" lazy" alt="Logo TikTok Footer" width="32px" height="32px" />
</picture>
</a>
</nav>
</div>
<p class="footer-copyright">
© 2026 All Rights Reserved PT. Ruang Raya Indonesia
</p>
</div>
<style>
.bantuan-container {
position: relative;
}
.bantuan-element {
position: fixed;
z-index: 999;
display: flex;
align-items: flex-end;
justify-content: flex-end;
cursor: pointer;
transition: all 0.6s ease;
}
.bantuan-top {
bottom: 11rem;
right: 2rem;
}
.bantuan-bottom {
bottom: 2rem;
right: 2rem;
}
.bantuan-top-2 {
bottom: 15rem;
right: 2rem;
}
.bantuan-top-3 {
bottom: 19rem;
right: 2rem;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 2rem;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 2rem;
}
@media (min-width: 768px) {
.bantuan-element img {
width: auto;
transition: all 0.4s ease;
}
.bantuan-top img {
width: 140px;
}
.bantuan-bottom img {
width: 140px;
}
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 140px;
}
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 140px;
}
.bantuan-element.clicked {
bottom: 9rem;
right: 2.5rem;
}
.bantuan-element.clicked img {
width: auto;
height: 64px;
}
}
@media (max-width: 767px) {
.bantuan-top {
bottom: 8rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom {
bottom: 2rem;
right: 1.25rem;
align-items: center;
}
.bantuan-top-2 {
bottom: 12rem;
right: 1rem;
align-items: center;
}
.bantuan-top-3 {
bottom: 16rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 1.25rem;
align-items: center;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 1.25rem;
align-items: center;
}
.bantuan-element img {
width: auto;
}
.bantuan-top img,
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 96px;
}
.bantuan-bottom img,
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 96px;
}
}
.bantuan-element:hover {
transform: scale(1.05);
}
.bantuan-element img {
max-width: 100%;
height: auto;
}
</style>
<div id="bantuan-divs-container" style="position: relative" data-product="ruangguru" data-table="rg_floating_icon"></div>
<script>
class FloatingDivsComponent {
constructor(product = 'ruangguru', table = 'rg_floating_icon') {
this.container = document.getElementById('bantuan-divs-container');
this.floatingElements = [];
this.product = product;
this.table = table;
// Configuration
this.config = {
baseApiUrl: 'https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/rg_banner/views/',
apiKey: 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
maxElements: 2,
zIndexBase: 100,
};
// Build dynamic API URL based on table parameter
this.config.apiUrl = this.buildApiUrl();
this.init();
}
buildApiUrl() {
const baseUrl = this.config.baseApiUrl;
const tableName = this.table || 'rg_floating_icon';
const queryParams =
'offset=0&limit=99999&sort=rankPosition&where=(type,eq,floating)~and(showIn,anyof,blog)~and(hide,is,false)~and(product,eq,' +
this.product +
')&nested%5Bcta%5D%5Bfields%5D=Id,name,ctaId,imageUrl,ctaLink,targetUrl';
return `${baseUrl}${tableName}?${queryParams}`;
}
async init() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to initialize floating divs component:', error);
}
}
async fetchFloatingElements() {
try {
const options = {
method: 'GET',
headers: {
'xc-token': this.config.apiKey || 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
},
};
const urlNoco = this.config.apiUrl;
const response = await fetch(urlNoco, options);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const data = await response.json();
this.floatingElements = this.processApiResponse(data);
} catch (error) {
console.error('Error fetching floating elements:', error);
throw error;
}
}
processApiResponse(data) {
if (!data || !data.list || !Array.isArray(data.list)) {
return [];
}
console.log(data.list);
// Ensure we only get maximum 2 elements
const limitedElements = data.list.slice(0, this.config.maxElements);
return limitedElements;
}
renderFloatingElements() {
if (!this.container || this.floatingElements.length === 0) {
return;
}
// Additional safeguard: ensure we never render more than maxElements
const elementsToRender = this.floatingElements.slice(0, this.config.maxElements);
// Clean up existing elements and their event listeners
this.cleanupExistingElements();
// Clear existing content
this.container.innerHTML = '';
elementsToRender.forEach((element, index) => {
const floatingDiv = this.createFloatingDiv(element, index);
this.container.appendChild(floatingDiv);
});
}
cleanupExistingElements() {
// Clear existing elements (no need for event listener cleanup with CSS approach)
const existingElements = this.container.querySelectorAll('[data-floating-element]');
existingElements.forEach(element => {
element.remove();
});
}
createFloatingDiv(element, index) {
const div = document.createElement('div');
const cta = element.cta[0]; // Use the first CTA
// Add data attribute for cleanup tracking
div.setAttribute('data-floating-element', 'true');
// Apply CSS classes based on rankPosition
const positionClass = this.getPositionClass(element.rankPosition, index);
div.className = `bantuan-element ${positionClass}`;
div.style.zIndex = this.config.zIndexBase + index;
// Create the link and image
const link = document.createElement('a');
link.href = 'https://cta.ruangguru.com/' + cta.ctaId || '#';
link.target = '_blank';
// Add tracking attributes
link.setAttribute('data-tracking-event-type', 'landing_page__core__item_click');
link.setAttribute(
'data-tracking-context',
JSON.stringify({
product_name: this.product,
cta_action: 'redirection',
cta_action_detail: link.href,
item_type: 'floating',
item_name: element.name || 'Floating element',
item_category: 'payment',
item_position: index,
item_serial: null,
section_type: 'floating_item',
section_position: 'body',
section_name: 'floating_item',
})
);
const img = document.createElement('img');
img.src = element.imageUrl + '?h=200&convert=webp';
img.alt = element.name || 'Floating element';
img.loading = 'lazy';
// Add click tracking
link.addEventListener('click', () => {
this.trackClick(element, cta);
});
link.appendChild(img);
div.appendChild(link);
return div;
}
getPositionClass(rankPosition, index) {
// Define positioning classes based on rankPosition
if (rankPosition === 1) {
return 'bantuan-top'; // Top position
} else if (rankPosition === 2) {
return 'bantuan-bottom'; // Bottom position
} else {
// For additional elements, distribute them evenly
return `bantuan-${index % 2 === 0 ? 'top' : 'bottom'}-${Math.floor(index / 2) + 1}`;
}
}
trackClick(element, cta) {
// Implement click tracking logic here
console.log('Floating element clicked:', {
elementId: element.Id,
elementName: cta.name,
ctaId: cta.ctaId,
targetUrl: cta.targetUrl,
});
}
// Public method to manually refresh
async refresh() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to refresh floating elements:', error);
throw error;
}
}
// Public method to get current floating elements
getFloatingElements() {
return [...this.floatingElements];
}
}
// Initialize the component when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
// Get product and table parameters from data attributes
const container = document.getElementById('bantuan-divs-container');
const product = container.getAttribute('data-product') || 'ruangguru';
const table = container.getAttribute('data-table') || 'rg_floating_icon';
new FloatingDivsComponent(product, table);
});
// Export for use in other modules if needed
if (typeof module !== 'undefined' && module.exports) {
module.exports = FloatingDivsComponent;
}
</script> <div id="wp-install-nudge" style="
position: fixed;
bottom: 0rem;
right: 0;
z-index: 999;
cursor: pointer;
"></div>
<script>
(function (w, d, s, o, f, js, fjs) {
w['Sales-Nudge-Widget'] = o; w[o] = w[o] || function () { (w[o].q = w[o].q || []).push(arguments) };
js = d.createElement(s), fjs = d.getElementsByTagName(s)[0];
js.id = o; js.src = f; js.async = 1; fjs.parentNode.insertBefore(js, fjs);
}(window, document, 'script', 'wpInstallNudge', 'https://cdn-web-2.ruangguru.com/sales-nudge/6198a95130/dist/widget.js'));
wpInstallNudge('init', { targetElementId: 'wp-install-nudge', clientTarget: 'ruangguru_blog' });
</script>
<script>
// note: disabled due to auto reload page
// var lastScrollTop = 0;
// $(window).scroll(function(event){
// var st = $(this).scrollTop();
// if (st > lastScrollTop){
// $('#wp-install-nudge').slideDown( "slow", function() {});
// } else {
// $('#wp-install-nudge').slideUp( "slow", function() {});
// }
// lastScrollTop = st;
// });
// $(document).ready(function () {
// $("#wp-install-nudge").hide();
// });
$('#wp-install-nudge').click(function(){
Analytics.track("promotion__install_nudge__click",
{
user_email: "ruangguru@blog.com",
cta_link: widgetData.dataConfig.target_link
}).catch((err) => {
console.log("tracker error", err);
});
});
</script>
</footer>
<div id="__next"></div>
<script type="speculationrules">
{"prefetch":[{"source":"document","where":{"and":[{"href_matches":"\/blog\/*"},{"not":{"href_matches":["\/blog\/wp-*.php","\/blog\/wp-admin\/*","\/blog\/wp-content\/uploads\/*","\/blog\/wp-content\/*","\/blog\/wp-content\/plugins\/*","\/blog\/wp-content\/themes\/ruangguru\/*","\/blog\/*\\?(.+)"]}},{"not":{"selector_matches":"a[rel~=\"nofollow\"]"}},{"not":{"selector_matches":".no-prefetch, .no-prefetch a"}}]},"eagerness":"conservative"}]}
</script>
<script>
async function getCtaDetails(ctaIds) {
const endpoint =
" https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/CTA/views/CTA?offset=0&limit=10&where=(ctaId,in," + ctaIds.toString() + ")";
try {
const response = await fetch(endpoint, {
headers: {
"xc-token": "-hG2nBDJzSj0agSgNtcJx97M4F02y54nUMoY6plJ",
},
});
const data = await response.json();
const ctaList = data?.list || [];
const ctaMap = new Map();
for (const ctaData of ctaList) {
ctaMap.set(ctaData.ctaId, ctaData);
}
return ctaMap;
} catch (error) {
console.error("Error fetching CTA details:", error);
return new Map();
}
}
async function replaceCTA() {
const regex = /{{cta\((‘(.*?)’|“(.*?)”)\)}}/g;
const bodyHTML = document.body.innerHTML;
const matches = Array.from(bodyHTML.matchAll(regex));
const ctaIds = matches.map((match) => {
let ctaId = match[2] ?? match[3];
return ctaId;
});
const ctaMap = await getCtaDetails(ctaIds);
const replacedHTML = bodyHTML.replace(regex, (match, _inner, ctaId1, ctaId2) => {
const ctaId = ctaId1 ?? ctaId2;
const ctaData = ctaMap.get(ctaId);
if (ctaData) {
return `<a href="https://cta.ruangguru.com/${ctaData.ctaId}" target="_${ctaData.targetType}" style="position:relative;display:inline-block;">
<img src="${ctaData.imageUrl}" loading="lazy" alt="${ctaData.altText}" />
</a>`;
} else {
return match;
}
});
document.body.innerHTML = replacedHTML;
}
</script>
<meta name="author" content="Ruangguru Tech Team">
<!-- Google Tag Manager (noscript) -->
<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-PVNLZFT" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
<!-- Tracker -->
<script type="text/javascript" src="https://cdn-web-2.ruangguru.com/landing-page-web/public/staticpages/global-assets/js/cta.js"></script>
<script src="https://unpkg.com/@dotlottie/player-component@latest/dist/dotlottie-player.mjs" type="module"></script>
</body>
</html>