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Algebra 2

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(f o f^-1)(-10)

Please help solve this composition of an inverse function.

  • Algebra 2 -

    f(x)=10x-10

  • Algebra 2 -

    let's see now ...
    Isn't by definition
    (f o f^-1)(x) = x ?

    so (f o f^-1)(-10) =-10

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