5

Set 1: Exponential Functions (Intermediate)

Explanation

Answer: A

PROBLEM

A population starts at 500 and doubles every year. What is the population after 1 years?

A population starts at 500 and doubles every year. What is the population after 1 years?

A.

1000

✓ Correct
B.

998

C.

1002

D.

999

Detailed Explanation

Choice A is the best answer. After 1 doublings: 500 times 2 to the power of 1 = 1000

Why others are wrong:
B: 998 is incorrect because it does not satisfy the equation.
C: 1002 is incorrect because it does not satisfy the equation.
D: 999 is incorrect because it does not satisfy the equation.