Set 3: Exponential Functions (Intermediate)

**Choice C is the best answer.** After 2 doublings: 100 times 2 to the power of 2 = 400

Explanation

Answer: C

PROBLEM

A population starts at 100 and doubles every year. What is the population after 2 years?

401

398

400

✓ Correct

200

Detailed Explanation

Choice C is the best answer. After 2 doublings: 100 times 2 to the power of 2 = 400

Why others are wrong:

A: 401 is incorrect because it does not satisfy the equation.

B: 398 is incorrect because it does not satisfy the equation.

D: 200 is incorrect because it does not satisfy the equation.

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