Saurabh

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33 Answers

newest activity votes
12
If $\gcd(a,35)=1$ then show that $a^{12} \equiv 1 \pmod{35}$
8
Integral of $\int \sqrt{1-4x^2}$
5
Little help with some algebra
5
finding all integer $n$ such that $ n\mid2^{n!}-1$
5
Finding the height given the angle of elevation and depression.
4
Hmm. help with a tiny statistics question please
4
Puzzle - reordering people in a line
4
Proving Inequalities using Induction
4
Solve $k_1 a = k_2 b + c$
4
If $p, q$, and $r$ are relatively primes, then there exist integers $x$, $y$, and $z$ such that $px + qy + rz = 1$
4
Finding relative coordinates in triangle
4
Messenger Riddle
4
Context free grammar for the language
3
Counting subsets containing three consecutive elements (previously Summation over large values of nCr)
3
Why isn't this a regular language?
3
Let $p,q\in \mathbb{P}$ and $r\in\mathbb{Z}$ with $r\equiv 1 \mod p$ and $r^q\equiv 1 \mod p$. Then $p\equiv 1 \mod q$. Why?
3
Worst case analysis of MAX-HEAPIFY procedure .
3
side length of trapezoid after cut
3
Prove $ \sin(A+B)\sin(A-B)=\sin^2A-\sin^2B $
3
Documentaries about mathematics and mathematicians
3
Why is $d\theta/dx$ necessarily $\cos \theta$ in this physics problem? Or am I wrong?
3
Ball from platform with specific vertex
3
Another Congruence Proof
3
Limit of the sequence $\lim_{n\rightarrow\infty}\sqrt[n]n$
2
An analytic geometry question + algebra
2
Summation equation for $2^{x-1}$
2
I have n flavors of icecream. I choose k scoops, where k can be larger or smaller than n. How to generate all possible sequences?
2
Permutation seating arrangment 5!.3!
2
Quick probability question
2
Reverse Easing Method (solve for x)
1 2