Question

what is (2x+2y)^2 solve using identities ​

Answer 1

(2x+2y)^2

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

a=2x

b=2y

=(2x)^2+(2y)^2+2(2x+2y)

=4x^2+4y^2+4x+4y

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Answer 2

Hey mate here we go

${(2x + 2y)}^{2} \\ its \: in \: the \: form \: of \: \\ {(a + b)}^{2} = {a}^{2} + 2ab + {b}^{2} \\ so \\ {(2x + 2y)}^{2} \\ = {(2x)}^{2} +(2 \times 2x \times 2y) + {(2y)}^{2} \\ = 4 {x}^{2} + 8xy + 4 {y}^{2} \:$

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