Unit 1 AP Precalculus Practice Test 2026

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Let f(x) represent a third-degree polynomial function with real coefficients. When y = f(x) is graphed, it is found that f(3) = −1 and f(4) = 2. Which statement must be true?

y= \frac{x} {x^{2} - 4} c(t) = \frac{349.99 + 121.67t} {t} . The function f(x) has exactly one or three real zeros in the interval [3, 4]. 5

Correct Answer:

The function f(x) has exactly one or three real zeros in the interval [3, 4].

Explanation:

Correct answer: The function f(x) has exactly one or three real zeros in the interval [3, 4].

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