Question

Use the grouping method to factor x3 + x2 + 2x + 2.

Answer 1

`x^3+x^2+2x+2`

$x^2(x+1)+2(x+1)=(x^2+2)(x+1)$

Answer 2

Explanation:

x³ + x² + 2x + 2 = x²(x + 1) + 2(x+1)

= (x + 1) (x² + 2)