Factor the polynomial completely

3x³+21x

The answer to your question is 3x (x² + 7)

Step-by-step explanation:

Data

Polynomial 3x³ + 21x

Process

1. - Find the Greatest common factor of 3 and 21

3 21 3

1 7 7

1

Greatest common factor = 3

2. - Find the Greatest common factor between x³ and x

x³ x x

x² 1 x

x x

1

Greatest common factor = x

3. - Factor

3x (x² + 7)