Parth Kohli
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 Jan 3 comment Why is $\frac{(x-1)+2}{(x-1)(x+1)} = \frac{1}{x-1}$? Congratulations on the correct answer, but do mention that $x≠±1$ since the fraction would become undefined in the opposite case. Jan 3 revised Simple Trig Problem edited tags Jan 2 revised Is writing 2K13 technically correct? added 65 characters in body Jan 2 awarded Disciplined Jan 2 answered Is writing 2K13 technically correct? Jan 1 answered Fun but serious mathematics books to gift advanced undergraduates. Jan 1 comment Proof: If n is a perfect square, $\,n+2\,$ is NOT a perfect square @LouisRhys: Consider $(2k)^2$ and $(2k + 1)^2$. Dec 29 answered Non-traditional math concepts for early education Dec 28 comment Solve $\log x + \log(2x-5) = \log 96 – \log 8$ Thank you @FOla Yinka. I think I need a nap. Dec 28 comment Solve $\log x + \log(2x-5) = \log 96 – \log 8$ @mr.FS: Revised =) Dec 28 revised Solve $\log x + \log(2x-5) = \log 96 – \log 8$ added 9 characters in body Dec 28 comment How to determine with certainty that a function has no elementary antiderivative? @RaymondManzoni: Please add a longer answer; such short answers are disapproved. ;) Dec 28 answered Solve $\log x + \log(2x-5) = \log 96 – \log 8$ Dec 28 answered Prove that if $a^x=b^y=(ab)^{xy}$, then $x+y=1$ using logarithms Dec 28 suggested rejected edit on Calculate limit by subtitution Dec 28 comment where is wrong in the sum of series $\frac{1}{3}+\frac{1}{4}\cdot\frac{1}{2!}+\frac{1}{5}\cdot\frac{1}{3!}+\cdots$ Probably that only a constant is supposed to be taken out...? Dec 28 revised How to find the Laplace transform of $\frac{1-\cos(t)}{t^2}$? grammar and formatting. Dec 28 suggested approved edit on How to find the Laplace transform of $\frac{1-\cos(t)}{t^2}$? Dec 28 comment Solve $xa+yb=c$ for $x, y \in \mathbb{C}$ and $a,b,c\in\mathbb{C}^2$ Someone is reading meta these days :) Dec 28 answered prove that $10200300040000100004000300201$ is not perfect square