Question

Multiply x² + 2x +1 by x² + 2x +1​

Answer 1

Step-by-step explanation:

$x^{2} + 2x + 1 * x^{2} + 2x + 1\\\\= x^{4} + 2x^{3} + x^{2} + 2x^{3} + 4x^{2} + 2x + x^{2} + 2x + 1\\\\= x^{4} + 4x^{3} +2x^{2} +4x^{2} +4x + 1\\\\=x^{4} +4x^{3} + 6x^{2} + 4x + 1$

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