Answer:
$15
Step-by-step explanation:
(4x + 1)(x² - 2)
Given
4x³ + x² - 8x - 2 ( factor the first/second and third/fourth terms )
= x²(4x + 1) - 2(4x + 1) ← factor out (4x + 1) from each term
= (4x + 1)(x² - 2)
B
logₓ 7 = 3
x³ = 7
Take cube root both sides
