Question

Factor completely 2x3 + x2 − 18x − 9.
(x2 − 9)(2x + 1)
(x − 3)(x + 3)(2x − 1)
(x − 3)(x + 3)(2x + 1)
(2x − 3)(2x + 3)(x − 1)

Answer 1

(2x3+x2) +(-18x-9)
X2(2x+1) -9(2x+1)
(X2-9)(2x+1)

Answer 2

Answer:

Option C: (x − 3)(x + 3)(2x + 1)

Step-by-step explanation: