9

Set 5: Exponential Functions (Intermediate)

Explanation

Answer: D

PROBLEM

Intriguingly, solve for x: 5 to the power of x = 625

Solve for x: 5 to the power of x = 625

A.

6

B.

2

C.

3

D.

4

✓ Correct

Detailed Explanation

[Variation 2] Choice D is the best answer. 5 to the power of 4 = 625, so x = 4

Why others are wrong:
A: 6 is incorrect because it does not satisfy the equation.
B: 2 is incorrect because it does not satisfy the equation.
C: 3 is incorrect because it does not satisfy the equation.