Question

Slove(x+1)(x+2)(x+3)

Answer 1

To do this simply, we need take it step by step.

(x+1)(x+2)(x+3)= [(x+1)(x+2)] (x+3)

$x^{2} +1x+2x+2=x^{2}+3x+2\\ x^{2}+3x+2*(x+3)=x^{3}+3x^{2}+3x^{2}+9x+2x+6=x^{3}+6x^{2}+2x+6$

Thus (x+1)(x+2)(x+3)$=x^{3}+6x^{2}+2x+6$