2
QuizMultiple Choice

Finding Limits — Quiz

Question 2 • Precalculus

Given f of x equals inequality 3 cosine x comma for x is not equal to pi inequality pi comma for x equals pi What is the limit? limit x to pi of f times x

Answer
A
π
B
negative 3
C
0
D
DNE

Explanation

For values of x near π but not equal to π, f(x) = 3 cos x. Since cosine is continuous, the limit is 3 cos π = 3(−1) = −3. The value f(π) = π does not affect the limit, so the correct choice is negative 3.

AI-written and checked against the verified answer.

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