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Mathematics
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juantheron
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278
Evaluate $\int_{0}^{\frac{\pi}2}\frac1{(1+x^2)(1+\tan x)}\,\Bbb dx$
Apr 17, 2013
45
Evaluating the indefinite integral $ \int \sqrt{\tan x} ~ \mathrm{d}{x}. $
Jun 10, 2014
39
How do I solve this exponential equation? $5^{x}-4^{x}=3^{x}-2^{x}$
Feb 2, 2013
27
How to prove $(6666\ldots66)^2 + 8888\ldots88 = 4444\ldots44$ (with $n$ 6s and 8s, $2n$ 4s)
Sep 20, 2015
27
How can I calculate $\int \frac{\sec x\tan x}{3x+5}\,\mathrm dx$ [duplicate]
May 18, 2013
25
Integrate $\int\frac{1}{\sin x+\cos x+\tan x+\cot x+\csc x+\sec x}dx$
Sep 18, 2013
23
Evaluate $\int \frac{\sin ^3(\theta/2)}{\cos(\theta/2)\sqrt{\cos^3\theta+\cos^2\theta+\cos \theta}}d\theta$
Sep 5, 2015
22
Evaluation of $\int\frac{5x^3+3x-1}{(x^3+3x+1)^3}\,dx$
Jan 12, 2015
20
Calculation of $\int_{0}^{\frac{\pi}{4}}\tan^{-1}\sqrt{\frac{\cos 2x }{2 \cos^2 x}}dx$
Apr 11, 2014
19
Evaluting $\int_{1}^{2} \frac{\tan^{-1} x}{\tan^{-1} \frac {1}{x^2-3x+3}} \operatorname dx$
Jun 9, 2013