Answer:
The (a2 + b2) formula is expressed as a2 + b2 = (a +b)2 -2ab.
Answer: a^2+b^2 = (a+b)^2 - 2ab
Step-by-step explanation:
As we know,
(a+b)^ ^2 = a^2+b^2 + 2ab
So substrate 2ab on both side,
(a+b)^2 - 2ab = a^2+b^2
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Answer:
The (a2 + b2) formula is expressed as a2 + b2 = (a +b)2 -2ab.
Answer: a^2+b^2 = (a+b)^2 - 2ab
Step-by-step explanation:
As we know,
(a+b)^ ^2 = a^2+b^2 + 2ab
So substrate 2ab on both side,
(a+b)^2 - 2ab = a^2+b^2