Question

factorization of 64 x square - 81 y square

Answer 1

64x² - 81y²
= (8x)² - (9y)²
{as a² - b²= (a+b) (a-b)}
= (8x + 9y)(8x - 9y)
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Answer 2

Heya!!! ☺

Here is your solution....☺

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⚫ To factorize:

♦. 64x² - 81y²

=> (8x)² - (9y)²

By using a² - b² = (a + b) ( a - b) we have,

=> ( 8x + 9y) ( 8x - 9y)

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Hope this helps you..☺

Thanks...☺