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dark32

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Top posts (17) All Questions Answers | Votes Newest

87 Why is a geometric progression called so? May 14 '15
4 Simplify $\frac{1}{\sqrt{4+2\sqrt{3}} - \sqrt{4-2\sqrt{3}}}$ May 18 '16
3 Evalutate $\lim_{x\to \infty} x^2 \int_{0}^{x} e^{t^3 - x^3}dt$ Jan 28 '17
3 Find the constant term in the expansion of $\left(x^2 + x + \frac{1}{x} + \frac{1}{x^2}\right)^{15}$ Feb 27 '17
1 Scaling Problem Nov 15 '14
1 How to decide if a factorial is a multiple of certain number? Jan 1 '16
1 Simplify $\frac{1}{\sqrt{4+2\sqrt{3}} - \sqrt{4-2\sqrt{3}}}$ May 18 '16
1 Find $2^{n-1}\prod_{k = 1}^{n-1}{\left(\cos\theta - \cos\left( \frac{k\pi}{n} \right)\right)}$ Dec 1 '16
0 Homogeneous Equation of second degree in x and y. Jan 1 '16
0 Correct notation for inequality equation Nov 14 '15
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