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If f(x)=3+x , g(x)=x-4 show that fog=gof...

If `f(x)=3+x , g(x)=x-4` show that fog=gof

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Knowledge Check

  • If f(x)=ax-2, g(x)=2x-1 and if fog=gof then the value of 'a' is ____.

    A
    `-3`
    B
    `3`
    C
    `(1)/(3)`
    D
    `13`

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