complete the identity (a+b)²
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Answered by
0
Answer:
a^2+2ab+b^2
Step-by-step explanation:
hope it helps
Answered by
1
Step-by-step explanation:
(a+b)^2
=(a+b)(a+b)
=a(a+b)+b(a+b)
=a^2+ab+ab+b^2
=a^2+2ab+b^2
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