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27 May, 00:10

If f (x) = - x + 4 and g (x) = x2 - 5, then f (g (-2)) = ?

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  1. 27 May, 00:22
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    f (g ( - 2)) = 5

    Step-by-step explanation:

    Evaluate g ( - 2) then use this result to evaluate f (x)

    g ( - 2) = ( - 2) ² - 5 = 4 - 5 = - 1, then

    f ( - 1) = - ( - 1) + 4 = 1 + 4 = 5
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