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Math Help - finding functions with images

  1. #1
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    finding functions with images

    Find functions fi: R -> R whose images are as follows:
    (i) Imf1 = R;
    (ii) Imf2 = R+;
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  2. #2
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    Re: finding functions with images

    Quote Originally Posted by narjsingh View Post
    Find functions fi: R -> R whose images are as follows:
    (i) Imf1 = R;
    (ii) Imf2 = R+;
    This is a silly question.
    f_1(x)=x~\&~f_2(x)=e^{x}
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