1

Set 3: Exponential Functions (Intermediate)

Explanation

Answer: C

PROBLEM

Simplify: 3 to the power of 4 times 3 to the power of 5. Express as 3 to the power of what?

Simplify: 3 to the power of 4 times 3 to the power of 5. Express as 3 to the power of what?

A.

18

B.

7

C.

9

✓ Correct
D.

4

Detailed Explanation

Choice C is the best answer. 3 to the power of 4 times 3 to the power of 5 = 3 to the power of (4+5) = 3 to the power of 9

Why others are wrong:
A: 18 is incorrect because it does not satisfy the equation.
B: 7 is incorrect because it does not satisfy the equation.
D: 4 is incorrect because it does not satisfy the equation.