Top network posts

• 26 Evaluate $\cos 18^\circ$ without using the calculator
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• 20 Intro to Real Analysis
• 18 What is $i$ exponentiated to itself $i$ times?
• 17 Prove by contradiction that a real number that is less than every positive real number cannot be posisitve
• 16 What is the proof that a force applied on a rigid body will cause it to rotate around its center of mass?
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