Question

Which expression is equivalent to x12 + 5x6 – 14? A) (x6 – 2)(x6 – 7) B) (x6 – 2)(x6 + 7) C) (x4 + 2)(x3 – 7) D) (x6 + 2)(x6 + 7)

Answer 1

B. (x6 - 2)(x6 + 7)

Explanation:

(x6 – 2)(x6 + 7)

Open the bracket and simplify

=X12+7x6-2x6-14

=X12+5x6-14

X12+5x6-14 is the equivalent expression to (x6 - 2)(x6 + 7)