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31 January, 04:08

What is f (4) if f (x) = |3x + 4| - 2

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  1. 31 January, 04:42
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    You simply plug 4 in wherever you find x.

    Meaning the absolute value of 3 times 4 plus 4 all subtracted by two.

    f (4) = |3*4 + 4| - 2

    f (4) = |12+4| - 2

    f (4) = |16| - 2

    f (4) = 14
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