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Thread: How to solve for this composite function?

  1. #1
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    Lightbulb How to solve for this composite function?

    How to solve for this composite function?-comp.jpg
    How do I find the answer to this?

    Thanks in advance!
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  2. #2
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    Re: How to solve for this composite function?



    from the graph, note $f(0)=f(3)=3$

    $g(x) = 0$ at $x=-1$ and $x=4$

    $g(x) = 3$ at $x=1$ and $x=2$

    $x \in \{-1,1,2,4 \}$, where $f[g(x)]=3$
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