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17 July, 08:45

If (x) = 4x+2 and g (x) = 2x-4 what is f (g (x))

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  1. 17 July, 09:22
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    f (g (x)) = 8x-14

    Step-by-step explanation:

    You need to bring one inside the other so:

    f (g (x)) = 4 (2x-4) + 2

    f (g (x)) = 8x - 16 + 2 = 8x - 14

    instead of x in the f (x) function, you replace it with the function g (x)
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