Question

4(a+b)²-a(a-b) ² please answer the question

Answer 1

4
$4a {}^{2} + 4b {}^{2} + 8ab - a {3}^{} - ab {}^{2} + 2a {}^{2} b$
This is the required answer

Answer 2

Hey!

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4(a+b)^2 - a(a-b)^2

[Using identities]

4 (a^2+2ab+b^2) - a (a^2-2ab+b^2)
4a^2 +8 ab + 4b^2 - a^3 + 2a^2b -ab^2

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Hope it helps...!!!