Factories the following
a) (a-b)^2+4ab
Answers
Answered by
2
Step-by-step explanation:
a)(a-b)²+4ab=(a+b)² it's a identity
(a+b)²=(a+b)(a+b)
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Answered by
2
Step-by-step explanation:
(a-b)² + 4ab
= (a²+b²-2ab) + 4ab
= a² + b² + 2ab
=(a+b)²
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