Question

WILL MARK BRAINLIEST Select the correct answer. Consider these functions: f(x) = 3x^3 + 8x-2 k(x) = 4x What is the value of k(f(x))?​

Answer 1

Answer:

D. 12x³ + 32x - 8

General Formulas and Concepts:

Pre-Algebra

• Distributive Property

Algebra I

• Function Notation
• Composite Functions

Step-by-step explanation:

Step 1: Define

f(x) = 3x³ + 8x - 2

k(x) = 4x

k(f(x)) is x = f(x)

Step 2: Find k(f(x))

1. Substitute:                     k(f(x)) = 4(3x³ + 8x - 2)
2. Distribute 4:                   k(f(x)) = 12x³ + 32x - 8