10

Set 2: Exponential Functions (Intermediate)

Explanation

Answer: D

PROBLEM

A population starts at 200 and doubles every year. What is the population after 2 years?

A population starts at 200 and doubles every year. What is the population after 2 years?

A.

799

B.

802

C.

798

D.

800

✓ Correct

Detailed Explanation

Choice D is the best answer. After 2 doublings: 200 times 2 to the power of 2 = 800

Why others are wrong:
A: 799 is incorrect because it does not satisfy the equation.
B: 802 is incorrect because it does not satisfy the equation.
C: 798 is incorrect because it does not satisfy the equation.

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