Question

Factor 225a² - 3662
225a? – 3662 =

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Answer 1

225a² - 36 b²=(15a+6b)(15a-6b)

Explanation:

225a² - 36 b²

=(15a)² - (6b)²

=(15a+6b)(15a-6b) [ a²-b²= (a+b)(a-b)]