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seen Aug 12 at 12:15

Apr
8
revised Integral $\int\sqrt{\sin2x}\operatorname d\!x$
added 16 characters in body; edited title
Apr
7
revised Is limits $\lim_{x\to\infty}{(x-2)^2\over2x+1}=\dfrac{1}{2}$?
edited title
Apr
5
revised Show that $\int_0^1 \! \frac{1+x^2}{1+x^4} \, \operatorname d \!x=1+\frac{1}{3}-\frac{1}{5}-\frac{1}{7}+\frac{1}{9}+\cdots$
added 12 characters in body; edited title
Apr
5
revised For what $n$ the set $\{\sin x, \cos x, (\sin x)^2, (\cos x)^2,…, (\sin x)^n, (\cos x)^n\}$ is linearly independent?
edited title
Apr
5
revised Solve $\frac{1}{1^z}+\frac{1}{3^z}+\frac{1}{5^z}+\cdots=\frac{1}{2^z}+\frac{1}{4^z}+\frac{1}{6^z}+\cdots$ for $z\in \mathbb C$
added 13 characters in body; edited title
Mar
30
revised Integration $\int_{-i\infty}^{i\infty}{\frac{a^{z+1}}{z+1}}\operatorname d\!z$
edited title
Mar
23
revised Series using comparison test
deleted 1 characters in body
Mar
23
revised Evaluate limit $\lim_{n \to \infty } {1 \over n^{k + 1}}\left( {k! + {(k + 1)! \over 1!} + \cdots + {(k + n)! \over n!}} \right),k \in \mathbb{N}$
edited title
Mar
23
revised Integrate $\int \frac{25 - x^2}{x^4} \operatorname d\!x$
added 52 characters in body; edited title
Mar
22
revised Evaluating $\int \frac{\operatorname d \! x}{\sin^4{x}+\cos^4{x}+\sin^2{x}\cos^2{x}}$
edited title
Mar
22
revised Integrating $ \int \limits_{-\infty}^{\infty} \dfrac{\sin^2(x)}{x^2} \operatorname d\!x $
added 25 characters in body; edited title
Mar
21
revised limit $\lim_{n \to \infty} \frac{(2n+1)(2n+2) n^n}{(n+1)^{n+2}}$?
edited title
Mar
15
revised Why?$\int_0^1\int_{u(t)}^{u(t)+w(t)} f(t,v(t)) dv dt = \int_0^1 f(t,u(t)+\theta w(t))w(t) dt; ~~\theta\in[0,1] $
edited title
Mar
14
revised Prove $1-1/2-1/3+1/4+1/5-1/6-1/7+\cdots$ converges.
added 3 characters in body; edited title
Mar
13
revised Radius of Curvature
added 3 characters in body
Mar
10
revised Evaluating $\int_{0}^{\infty}\dfrac{1-e^{-t}}{t}\sin{t}\operatorname d\!t$
added 32 characters in body; edited title
Mar
5
revised Differentiation of improper integral
edited tags
Mar
4
revised Evaluating $\int \cos^4(x)\operatorname d\!x$
added 46 characters in body; edited title
Mar
2
revised Simplfying $\sqrt{31-8\sqrt{15}}+\sqrt{31+8\sqrt{15}}$
added 71 characters in body; edited title
Mar
2
revised Evaluating $\lim_{n\to\infty}\left(\frac{1-i}{4}\right)^n$
Latex edited