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6 May, 14:39

Evaluate the following: f (5) = - 4x2 + 5x - 1

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Answers (2)
  1. 6 May, 15:17
    0
    f (5) = -8 + 5*5-1

    f (5) = -8+25-1

    f (5) = 16
  2. 6 May, 15:31
    0
    Step-by-step explanation:

    f (5) = - 4x2 + 5x - 1

    = - 4 (5) ^2 + 5 (5) - 1

    = - 4 (25) + 25 - 1

    = - 100 + 25 - 1

    = - 76
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