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4 January, 12:22

If f (n) = - 5n-2, then f (3) is

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Answers (2)
  1. 4 January, 13:19
    0
    F (n) = - 5n - 2

    to find f (3), sub in 3 for x

    f (3) = - 5 (3) - 2

    f (3) = - 15 - 2

    f (3) = - 17 <==
  2. 4 January, 16:09
    0
    If f (n) = - 5n-2, then f (3) = - 17
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