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16 October, 15:44

Evaluate the function below for x=2

F (x) = 4x^3-x^2-5x+7

A. 28

B. 25

C. 17

D. 33

+5
Answers (2)
  1. 16 October, 15:59
    0
    I am thinking its c 17
  2. 16 October, 16:57
    0
    F*2 = 4*2^3-2^2-5*2+7

    Multiple: * (2) =

    Power: 2 ^ 3 = 8

    Multiple: 4 * 8 = 32

    Power: 2 ^ 2 = 4

    Subtract: 32 - 4 = 28

    Multiple: 5 * 2 = 10

    Subtract: 28 - 10 = 18

    Add: 18 + 7 = 25 = (25)

    Therefore, your answer is 25.
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