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Prove that 3(x+1)(x+7)-(2x+5) ^2 is never positive
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4 votes
Prove that 3(x+1)(x+7)-(2x+5) ^2 is never positive

User SilentKnight
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1 Answer

4 votes

Answer:

Explanation:

It will never be positive becasue there is a negitive sign in the equation. negitives overule positives. Therefor it will never be positive.

User Giuseppe Maggiore
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