8

Set 5: Exponential Functions (Beginner)

Explanation

Answer: A

PROBLEM

Recent studies show that solve for x: 5 to the power of x = 125

Solve for x: 5 to the power of x = 125

A.

3

✓ Correct
B.

6

C.

4

D.

5

Detailed Explanation

[Variation 1] Choice A is the best answer. 5 to the power of 3 = 125, so x = 3

Why others are wrong:
B: 6 is incorrect because it does not satisfy the equation.
C: 4 is incorrect because it does not satisfy the equation.
D: 5 is incorrect because it does not satisfy the equation.