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2

Set 5: Polynomial Functions (Intermediate)

Explanation

Answer: A

PROBLEM

If f(x) = 1x squared + 0x + 4, find f(5).

If f(x) = 1x squared + 0x + 4, find f(5).

A.

29

✓ Correct
B.

27

C.

31

D.

28

Detailed Explanation

Choice A is the best answer. f(5) = 1(5) squared + 0(5) + 4 = 29

Why others are wrong:
B: 27 is incorrect because it does not satisfy the equation.
C: 31 is incorrect because it does not satisfy the equation.
D: 28 is incorrect because it does not satisfy the equation.
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