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2 May, 03:48

If f (x) = 3x^2+15, what is the value of f (4).

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Answers (2)
  1. 2 May, 04:10
    0
    Step-by-step explanation: f (4) = 3x^2+15

    3 (4) ^2+15

    3*16+15

    3*16=48

    48+15=63

    f (4) = 63
  2. 2 May, 04:18
    0
    f (4) = 3*4^2+15

    4^2=16

    3*16

    48+15

    63

    f (4) = 63
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