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7 April, 18:43

Evaluate the function f (x) = 2x-2, when x=-1

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  1. 7 April, 18:48
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    Wait what does that mean
  2. 7 April, 18:49
    0
    Substitute - 1 for the variable x.

    f (-1) = 2 (-1) - 2

    f (-1) = - 2 - 2

    f (-1) = - 4
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