Question

2. Which expression is a factor of 24x2 + 16x + 144?

A. 16
B. 8x
c. 3x + 2x + 18
D. 8(x - 2)(3x2 + 9)

Answer 1

C. 3x²+2x+18

Explanation:

Let's factorize the given quadratic polynomial:

• 24x² + 16x + 144 = 8(3x²+2x+18)

As we see it has 2 factors:

• 8 and 3x²+2x+18

Choice C is correct: 3x²+2x+18