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9 November, 07:50

If g (x) = 2x + 3 and f (x) = x

2 - 49x, find all solutions of the equation f (g (x)) = 0.

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  1. 9 November, 10:57
    0
    Basically you just have to plug in g (x) wherever you see an x in the equation f (x) since x is f (x) you just substitute it. So f (g (x)) = 2x+3

    You then just have to solve for 0

    0=2x+3

    Subtract 3 from both sides

    -3=2x

    Divide by 2

    X=-3/2
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