9
QuizMultiple Choice

Introduction to Quadratic Functions

Question 9 • High School Math 2 A

liana started to evaluate the function f(x) = 2x2 – 3x + 7 for the input value 2.f(x) = 2(2)2 – 3(2) + 7 = 2(4) – 3(2) + 7

Answer
A
9
B
10
C
16
D
17

Explanation

Substitute x = 2 into f(x) = 2x² − 3x + 7. Then calculate 2(2²) − 3(2) + 7 = 2(4) − 6 + 7 = 8 − 6 + 7 = 9. The function’s value is 9, so the correct choice is A, 9.

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