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Math Help - how to know the function is 1-1 and onto.

  1. #1
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    how to know the function is 1-1 and onto.

    f(x)=6^x+6^{|x|}
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    MHF Contributor FernandoRevilla's Avatar
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    Re: how to know the function is 1-1 and onto.

    Quote Originally Posted by saravananbs View Post
    f(x)=6^x+6^{|x|}
    We need to know the initial and final sets.
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  3. #3
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    Re: how to know the function is 1-1 and onto.

    You could try sketching it, take some limits maybe?
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