PSAT Math Multiple-Choice Question 414: Answer and Explanation
Question: 414
If h(x) = 3x - 1, what is the value of h(5) - h(2)?
- A. 3
- B. 8
- C. 9
- D. 14
Correct Answer: C
Explanation:
C
Difficulty: Easy
Getting to the Answer: Substitute 5 and then 2 for x in the function and find the difference in the results:
Choice (C) is correct. Caution—this is not the same as subtracting 5 - 2 and then substituting 3 into the function.
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