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12 December, 12:23

What is the zero of the function below?

f (x) = 3x-15

A. - 15

B. 0

C. 5

D. 3

+3
Answers (1)
  1. 12 December, 12:34
    0
    x = 5 (Answer C)

    Step-by-step explanation:

    Set f (x) = 3x - 15 = to 0 and solve for x:

    3x - 15 = 0

    Adding 15 to both sides isolates 3x:

    3x = 15

    Dividing both sides by 3 yields x = 5 (Answer C)
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