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19 December, 00:28

If f (x) = 4x-20 what is f (4)

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Answers (2)
  1. 19 December, 00:46
    0
    F (4) = 4 (4) - 20

    f (4) = 16-20

    f (4) = -4
  2. 19 December, 03:45
    0
    f (4) = - 4

    Step-by-step explanation:

    f (x) = 4x - 20

    f (4) → put x = 4 to the equation of the function:

    f (4) = 4 (4) - 20 = 16 - 20 = - 4
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