हल करना (2 + x + 2y) ^ 2 - 3(x ^ 2 - 2x + 1) | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$(2+x+2y)^{2}-3(x^{2}-2x+1)$$