9
Answer: BSet 3: Polynomial Functions (Advanced)
Explanation
PROBLEM
If f(x) = 1x squared + 2x - 2, find f(5).
If f(x) = 1x squared + 2x - 2, find f(5).
A.
32
B.✓ Correct
33
C.
66
D.
34
Detailed Explanation
Choice B is the best answer. f(5) = 1(5) squared + 2(5) - 2 = 33
Why others are wrong:
A: 32 is incorrect because it does not satisfy the equation.
C: 66 is incorrect because it does not satisfy the equation.
D: 34 is incorrect because it does not satisfy the equation.