Pemfaktoran dari 25x² - 49y² adalah...
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tiba² keinget kak qenl Ó╭╮Ò
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tiba² keinget kak qenl Ó╭╮Ò
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25x² - 49y²
misal,
Ingat rumus a² - b² = (a + b)(a - b), maka
= (5x + 7y)(5x - 7y)