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Ahaan S. Rungta
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191 Answers

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18
Why rationalize the denominator?
Dec 29 '14 at 19:32
17
Show that $\sqrt{2+\sqrt{2+\sqrt{2…}}}$ converges to 2
Nov 7 '13 at 16:29
15
Why does the series $\sum_{n=1}^\infty\frac1n$ not converge?
Nov 1 '13 at 17:38
13
Evaluating $\int\frac{\sqrt{x^2-1}}x\mathrm dx$
Jan 14 '15 at 20:46
12
Find zeros of function $f(x)$
Dec 1 '13 at 15:49
11
Did I take the derivative correctly? $x^y=y^x$
Nov 1 '13 at 20:58
10
Is it possible to define $\lceil x\rceil$ in terms of $\lfloor\ldots\rfloor$?
Dec 28 '14 at 21:27
10
Integral of $x(1-x^2)^n$
Jan 1 '15 at 2:49
10
How to simplify expression with exponents?
Dec 27 '14 at 22:31
10
How to evaluate $ \int \sec^3x \, \mathrm{d}x$?
Dec 23 '14 at 16:04
9
Do non-square matrices have eigenvalues?
Nov 27 '13 at 23:22
8
Why is $2^n$ the maximum number of subsets of a set of size $n$?
Nov 12 '13 at 15:01
7
Given $f(x)$ and $g(x)$, find $(fg)(x)$
Dec 17 '14 at 15:06
7
Parametric Equations: Find $\frac{\mathrm d^2y}{\mathrm dx^2}$.
Nov 21 '13 at 17:18
6
The sum of the $n$ smallest odd numbers is equal to $n^2$
Aug 26 '14 at 23:41
6
What is difference between ≈ and ~?
Aug 29 '14 at 0:00
5
Evaluate $ \lim\limits_{x\to 1} \frac{(\ln x)^2}{1-x} $
Dec 21 '14 at 15:01
5
Finding $ \int_0^1 \frac {\ln x}{1+x^2}\mathrm dx $
Dec 20 '14 at 18:32
5
2014 Fall OMO #28
Dec 19 '14 at 12:47
5
How to evaluate $\lim\limits_{n\rightarrow \infty} \sin (1/n)$?
Dec 11 '14 at 18:10
5
Beautiful, simple proofs worthy of writing on this beautiful glass door
Aug 27 '14 at 20:37
5
Squarefree binomial coefficients.
Nov 28 '13 at 16:57
4
Proving the Shoelace Formula with Elementary Calculus?
Nov 29 '13 at 1:12
4
Continued fraction to irrational number
Dec 28 '14 at 21:09
4
Equality of mixed partial derivatives
Dec 20 '14 at 16:59
4
Solve $\sin2x +\sin x = 0$ algebraically
Dec 17 '14 at 14:13
4
is there a way to simplify $x^{2} ( v' (x^{n})' )$?
Dec 9 '14 at 5:00
4
Derivative of $\ln(1+\sin 2x)$
Aug 27 '14 at 20:57
4
How to solve the quadratic equation $x^2-1=2$?
Aug 25 '14 at 0:12
4
Shorter way to integrate $\int \frac{x^9}{(x^2+4)^6} \, \mathrm{d}x$
Aug 22 '14 at 19:14
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