faby4jr faby4jr 02-05-2024 Mathematics Answered Select the correct answer. What is the completely factored form of this polynomial? x3 + 3x2 − 6x − 18 A. (x − 2)(x − 3)(x + 3) B. (x2 − 6)(x + 3) C. (x2 + 3)(x − 6) D. (x + 6)(x − 1)(x + 3)