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29,321
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92/100 score
25/20 answers
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Feb
10
reviewed Approve If $abc=1$ then $\sum_{cyc}^{}{\frac{1}{b(a+b)}}\ge \frac{3}{2}$
Dec
23
reviewed Approve Find $f(x)=?$ functional equation
Dec
22
reviewed Approve I'm having problems solving this indefinite integral
Dec
4
reviewed Approve Differential equations: Of non-vertical lines
Dec
4
reviewed Approve Is it always possible to find a $t>0$, such that $\int_{0}^{t}|\sum_{k=1}^{n}\cos kx|dx<C~~~?$
Dec
4
reviewed Reject Is there a closed form formula for the Bernoulli numbers?
Dec
4
reviewed Approve Integral Functional Equation
Dec
4
reviewed Approve Integral $\int_{-\frac{\pi}{2}}^{\frac{\pi}{2}}\frac{x\sin{x}}{1+\cos^4{x}}dx$
Dec
4
reviewed Approve Evaluate the indefinite integral
Dec
4
reviewed Approve Finding $x$. The summation of the floor of the equation.
Dec
4
reviewed Reject How to get the probability?
Dec
3
reviewed Approve How to show that $\lim_{n\to\infty}\left(1+\frac{1}{n}\right)^{n^2}=\infty$
Dec
2
reviewed Approve Evaluate $\int ^1 _0 x^2 \, dx$ without using the Fundamental Theorem of Calculus
Dec
2
reviewed Approve $W$ white balls, $B$ black balls, adding $K$ of the resultant color each iteration. What is the probability of getting Black ball in nth iteration.
Nov
30
reviewed Approve how to solve factorial involving multiplication
Nov
30
reviewed Reject Proving Path-Connectedness
Nov
30
reviewed Approve Give the formula for a function with natural domain $(\infty ,0]\cup [10,\infty)$ and with range $(-\infty, -1]$
Nov
30
reviewed Approve how to solve factorial involving multiplication
Nov
30
reviewed Approve How to use Complex Inversion Theorem to find the Inverse Laplace Transform?
Nov
30
reviewed Approve If $\gcd(a,n) = 1$ and $\gcd(b,n) = 1$, then $\gcd(ab,n) = 1$.