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10 November, 19:21

What is the value of the function f (x) = - x + 4 when x = - 2?

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Answers (2)
  1. 10 November, 20:03
    0
    f (x) = 6

    Step-by-step explanation:

    f (x) = - (-2) + 4

    f (x) = 2 + 4

    f (x) = 6.
  2. 10 November, 21:47
    0
    F (x) = - x + 4

    x = - 2

    - (x) = - (-2)

    -x = 2

    sub - x into the equation

    f (x) = 2 + 4

    f (x) = 6

    f (-2) = 6

    -2f = 6

    -f = 3

    f = - 3
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