Question

Use the grouping method to factor x^3+x^2+3x+3

Answer 1

Answer: (x^2+3)(x+1)

Explanation:

Split the expression in two parts

1. x^3+x^2

2. 3x+3

Let's factor the first group. x^2(x+1)

Let's factor the second group. 3(x+1)

Combine two groups: (x^2+3)(x+1)