a^2+b^2= (a+b)^2-2ab . Solve it
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Answered by
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It's the formula
Please mark it as brainleist
Answered by
1
Step-by-step explanation:
a²+b²=(a+b) ²-2ab
a²+b²=a²+b²+2ab-2ab
a²+b²=a²+b²
0=0
Lhs= Rhs
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