Question

Which of the following is a factor of 5x3 − 135?

135
x + 3
x2 + 3x + 9
x - 5

Answer 1

5 [ (x - 3)(x² + 3x + 9)]

Explanation:

Answer 2

The answer to your question is:

Step-by-step explanation: The third one is a factor

Factor

5x³ − 135

Find the prime factors of 135

135 3

45 3

15 3 Then 135 = 3³ x 5

5 5

1

5x³ - 5(3)³

Factor 5

5[ x³ - (3)³]

5 [ (x - 3)(x² + 3x + 9)]