4

Set 1: Exponential Functions (Beginner)

Explanation

Answer: D

PROBLEM

Solve for x: 4 to the power of x = 16

Solve for x: 4 to the power of x = 16

A.

3

B.

1

C.

4

D.

2

✓ Correct

Detailed Explanation

Choice D is the best answer. 4 to the power of 2 = 16, so x = 2

Why others are wrong:
A: 3 is incorrect because it does not satisfy the equation.
B: 1 is incorrect because it does not satisfy the equation.
C: 4 is incorrect because it does not satisfy the equation.