Top network posts

• 11 Investigating a $1/2$-dimensional sphere
• 10 Fastest way to find derivative of the function at the given point
• 9 Why cant we apply the square root of a negative number to equate more imaginary numbers?
• 8 Beautiful monster: Catalan's constant and the Digamma function
• 6 $\lim_{n\to\infty} \frac{a^{2n}+1}{a^n+2}.$
• 6 How do I evaluate the limit $\;\lim\limits_{x\to 0}\dfrac{\sin3x}{x\cos2x}$?
• 5 How to use ratio test for the series $\frac{n}{2^n}$
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