Question

factories 9a*a-25b*b
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Answer 1

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☣Identity :-

${a}^{2} - {b}^{2} = (a + b)(a - b)$

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$9{a}^{2} - 25 {b}^{2} \\ = {(<u>3a</u>)}^{2} - {(5b)}^{2} \\ = (3a + 5b)(3a - 5b)$

Answer 2

here is ur answer............