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13 February, 09:38

F (x) = - 5|x + 1| + 3, for what values of x is f (x) = - 12?

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  1. 13 February, 10:07
    0
    2; - 4

    Step-by-step explanation:

    -12=-5|x + 1| + 3

    if x ≥ 0

    -12=-5x - 5 + 3

    5x=10

    x=2

    if x < 0

    -12=5x + 5 + 3

    5x=-20

    x = - 4
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