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5 January, 13:17

F (x) = 2x + 7 and f (x) = - 1.

+5
Answers (2)
  1. 5 January, 13:24
    0
    f (x) = 5

    Step-by-step explanation:

    f (-1) = 2 (-1) + 7

    f (-1) = -2+7

    f (-1) = 5
  2. 5 January, 15:42
    0
    5

    Step-by-step explanation:

    f (-1) = 2 (-1) + 7

    f (-1) = -2+7

    f (-1) = 5
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