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Inequalities (1 Viewer)

seanieg89

seanieg89

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Carrotsticks said:
Alternatively to be cheap, you could begin with the question, but with the inequality the wrong way around. Then obtain a contradiction.
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Its more ugly mathematics than cheap. "Fake" proofs by contradiction aren't pretty.
 
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karnbmx

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seanieg89 said:
How is it not proving anything? Showing that LHS-RHS is non-negative or non-positive is precisely a proof of the claim the quesiton makes. You are not making any unjustified assumptions.
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I guess if you put it that way....then yes, it is a "proof".
 
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