Question

using the identify (a+b)^2 = (a^2-2a^b+b^2)​

Answer 1

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Answer 2

The identity you wrote is wrong.

It should be as follows:-

(a+b)^2 = (a^2) + (2ab) + (b^2)

OR

(a-b)^2 = (a^2) -2ab + (b^2)

Hope it helps you.

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