Mathematics
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MathInferno

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 5 years, 1 month
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Top posts (71) All Questions Answers | Votes Newest

8 Calculate $\lim_{n \to \infty}\binom{2n}{n}$ without using L'Hôpital's rule. Dec 25 '15
6 Determine the number of positive integers such that $[\frac{a}{2}] + [\frac{a}{3}] + [\frac{a}{5}] = a$ [duplicate] Aug 17 '19
5 Cutting a can from a metal sheet to maximize volume Jul 25 '19
5 Calculate $\lim_{x \to 1^{-}} \frac{\arccos{x}}{\sqrt{1-x}}$ without using L'Hôpital's rule. Dec 25 '15
5 Prove that $\phi(mn) = m \phi(n) \Rightarrow m \mid n$ Oct 4 '15
5 Prove by mathematical induction that $\forall n \in \mathbb{N}: 20~|~4^{2n} + 4$ Mar 4 '15
5 If $f(x) \to 0$ and $g$ is a bounded function, then $f(x)g(x) \to 0$ Dec 29 '14
5 Precalculus equation solving involving square roots Apr 22 '15
4 Prove by mathematical induction that: $\forall n \in \mathbb{N}: 3^{n} > n^{3}$ Mar 8 '15
4 Determine the ratio $k$ so that the sum of the series $\sum_{i=0}^{\infty} l_{i}$ is equal to the circumference of the outermost circle. Dec 25 '15
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