Question

productos notables

(x+2)²

(X+1)³​

Answer 1

Explicación paso a paso:

$(x + 2) {}^{2} = x {}^{2} + 4x + 4$

$(x {}^{2} + 2x + 1)(x + 1)$

$x {}^{3} + x {}^{2} + 2x {}^{2} + 2x + x + 1$

$x {}^{3} + 3x {}^{2} + 3x + 1$