Question

Factorise (9-a²+2ab+b²) [5star+Bralliant answer].

Answer 1

hey buddy your answer is (3a+b)^2

Answer 2

solution:

$9 - ( {a}^{2} + 2ab + {b}^{2} ) \\ = {3}^{2} - {(a + b)}^{2} \\ = (3 + a + b)(3 - a + b)$
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Hope it helps☺☺

#Amrit⭐