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9

Set 2: Function Notation (Intermediate)

Explanation

Answer: A

PROBLEM

If f(x) = 4x + 1, find f(10).

If f(x) = 4x + 1, find f(10).

A.

41

✓ Correct
B.

39

C.

40

D.

44

Detailed Explanation

Choice A is the best answer. f(10) = 4(10) + 1 = 40 + 1 = 41

Why others are wrong:
B: 39 is incorrect because it does not satisfy the equation.
C: 40 is incorrect because it does not satisfy the equation.
D: 44 is incorrect because it does not satisfy the equation.
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