Question

Solve (x+y)^2+(x^2+2xy+y^2) and show your work

Answer 1

The given expression to solve is

`(x+y)^2+(x^2+2xy+y^2)`

As we know that

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

Using the above formula we can write

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

Hence we can write

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