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28 July, 05:26

The functions, f and g, are defined below.

f (x) = 2x² + 5

g (x) = x-3

What is f (g ( - 5))

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  1. 28 July, 05:31
    0
    133

    Step-by-step explanation:

    Evaluate g ( - 5) then substitute the value obtained into f (x)

    g ( - 5) = - 5 - 3 = - 8, then

    f ( - 8) = 2 ( - 8) ² + 5 = 2 (64) + 5 = 128 + 5 = 133
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