5
Answer: DSet 4: Polynomial Functions (Intermediate)
Explanation
PROBLEM
If f(x) = 3x squared - 1x - 3, find f(2).
If f(x) = 3x squared - 1x - 3, find f(2).
A.
6
B.
5
C.
8
D.✓ Correct
7
Detailed Explanation
Choice D is the best answer. f(2) = 3(2) squared - 1(2) - 3 = 7
Why others are wrong:
A: 6 is incorrect because it does not satisfy the equation.
B: 5 is incorrect because it does not satisfy the equation.
C: 8 is incorrect because it does not satisfy the equation.