What is answer of (a + b)^2 + (a - b)^2 =
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Answer:
(a+b)^2+(a-b)^2=2(a^2+b^2)
Step-by-step explanation:
Answered by
0
Step-by-step explanation:
= (a+b)^2 + (a-b)^2
= (a^2 + 2ab + b^2 ) + (a^2 - 2ab + b^2)
= a^2 + 2ab + b^2 + a^2 - 2ab + b^2
= 2 a^2 + 2 b^2
= 2( a^2 + b^2 )
I hope you understand
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