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Math Help - inverse function

  1. #1
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    inverse function

    what is the inverse function of y= x^5+2x+2?




    is it x= ((y-2)^1/5)/3
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  2. #2
    Junior Member
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    Re: inverse function

    Hmm... what is the context? Usually, this fifth powers inverse cant be easily got. And, what you said is not the inverse, generally. You first need to curtail the domain of the function to even get a bijection, with inverse.

    Salahuddin
    Maths online
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