If f(x) = 5x + -9, what is f(-6)?
Difficulty: Easy
About this MCQ
Easy ACT item. Correct choice: B. -39.
- A. -44
Why not A: “-44” is not -39.
- B. -39 ✓
- C. -34
Why not C: “-34” is not -39.
- D. -21
Why not D: “-21” is not -39.
Correct answer
B. -39
Explanation
-39 (option B) is the accepted answer to “If f(x) = 5x + -9, what is f(-6)”. Option A (-44) is a different value from -39. Option C (-34) is a different value from -39. Option D (-21) is a different value from -39. Keep -39 as the ACT fact for this stem.
Source: Original practice question, MCQsHub
Tags: Math, American Exams, Functions, ACT
Submitted by: MCQsHub Editorial
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