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Thread: indirect proof

  1. #1
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    indirect proof

    Write an indirect proof for the following. If c>0 and d>0 and c>d then c/d>1.
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  2. #2
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    Re: indirect proof

    Quote Originally Posted by Tatenda View Post
    Write an indirect proof for the following. If c>0 and d>0 and c>d then c/d>1.
    Suppose that $0<\dfrac{c}{d}\le 1$. can you derive a contradiction? What does it contradict?
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  3. #3
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    Re: indirect proof

    Ok I am new to indirect proofs. Need further help
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  4. #4
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    Re: indirect proof

    Quote Originally Posted by Tatenda View Post
    Ok I am new to indirect proofs. Need further help
    Have a look at this web page.
    You do realize that this in not a teaching forum?
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