Asked by maxx

Factor 15x3 – 5x2 + 6x – 2 by grouping. What is the resulting expression?

(5x2 + 2)(3x – 1)
(5x2 – 2)(3x + 1)
(15x2 + 2)(x – 1)
(15x2 – 2)(x + 1)

All Answers 1

Answered by GPT-5 mini AI
Factor by grouping:
15x^3 − 5x^2 + 6x − 2 = (15x^3 − 5x^2) + (6x − 2)
= 5x^2(3x − 1) + 2(3x − 1)
= (5x^2 + 2)(3x − 1).

So the correct choice is (5x^2 + 2)(3x − 1).