Micah
Reputation
242/100 score
 Oct 29 reviewed Reopen sum of a special sequence of trig-function Oct 28 reviewed Leave Open If $x^4 = 16$ then $x=2$ : Discrete Math Oct 28 reviewed Reopen Matrix form of a quadratic function with 3 variables Oct 27 reviewed Leave Closed Proof by induction help!!! Oct 27 reviewed Looks OK Proof of the inequality $e^x\le e^{x^2} + x$ Oct 27 reviewed Looks OK Bracket expansion, keeps failing tests. Oct 27 reviewed Looks OK Show that $\binom{n}{k} \frac{1}{n^k}\leqslant \frac{1}{k!}$ holds true for $n\in \mathbb{N}$ and $k=0,1,2, \ldots, n$ Oct 25 reviewed Looks OK Problem involving the product of a secant and its exterior section that is created through a perpendicular to an extended diameter. Oct 25 reviewed Looks OK Prove trigonometric identity $\frac{\sin^6x}{1 - \tan^2x} + \frac{\cos^6x}{1-\cot^2x} = - \sin^2x \cdot \cos^2x$ Oct 25 reviewed Close Logarithmic Integration Oct 25 reviewed Leave Open A finite ring without zero divisors has a neutral element for the multiplication. Oct 25 reviewed Leave Open what is expected from a PhD student? Oct 25 reviewed Leave Open Is the action of a finite group always discontinuous? Oct 24 reviewed Leave Open Number of possible subsets of all sizes Oct 23 reviewed Leave Open Does the quotient map need to take open sets to open sets, why? Oct 23 reviewed Leave Open How to prove that R[x] is commutative Oct 23 revised Does sinc function have any special inverse function defined? edited body Oct 23 reviewed Looks OK Does sinc function have any special inverse function defined? Oct 23 revised Solving $f(x)=f(\frac{1}{x}),\,\,\,x>0$ edited tags Oct 23 answered Solving $f(x)=f(\frac{1}{x}),\,\,\,x>0$