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High School Math II Expressions and Proofs Quiz
20-question inequality proofs
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3
Your result
Correct：20、Wrong：0
57.33
record-breaking!You got third place!
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Check the algebraic form first.
Decide whether the problem is expansion, identity, rational expression, inequality, AM-GM, or binomial theorem.
Check conditions and signs.
For rational expressions, the denominator cannot be zero. For AM-GM, terms should be positive.
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