14
QuizMultiple Choice

Modeling with Quadratic Functions — Unit test

Question 14 • *Integrated Math II Full

Given the function f(x) = −2x2 + 4x − 7, find f(−4).

Answer
A
−55
B
−7
C
9
D
25

Explanation

Substitute −4 for x: f(−4) = −2(−4)² + 4(−4) − 7. Since (−4)² = 16, this becomes −32 − 16 − 7 = −55, so the correct choice is −55.

AI-written and checked against the verified answer.

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