Quixotic

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83 Answers

newest activity votes
15
Free online mathematical software
1
Ratio word problem with eggs?
0
how many ways we can choose 3 and more consecutive number from set of N numbers
2
Number of divisors
1
Is there any graphical explanation of the derivative of $\sin x$?
2
Perimeter of Triangle inside a circle
0
Efficient method to evaluate the following series
0
Triangle Inside Circle
2
Proving:$\tan(20^{\circ})\cdot \tan(30^{\circ}) \cdot \tan(40^{\circ})=\tan(10^{\circ})$
2
Finding the remainder from equations.
3
Where are good resources to study combinatorics?
4
If $n = m^3 - m$ for some integer $m$, then $n$ is a multiple of $6$
4
Factor $4x^3-8x^2-25x+50$ completely
2
What is the inverse of $f(n)=\frac{n^2+n}{2}$?
1
A contest problem on finding the real root of the equation.
14
Online tool for making graphs (vertices and edges)?
0
How many roots lie in the interval $(0,1)$?
2
How to solve this with discrete math *Pokemon Trainers!*
1
Given two vertices, how to find the other two vertices of a rhombus?
1
Dice Probability Problem
0
Show that $\binom{2n}{ n}$ is divisible by 2?
1
Combinatorics: Using Inclusion-Exclusion Principle
0
How to find the closed form to the fibonacci numbers?
3
How to solve this type of Puzzles (Syllogism)?
0
Trick to find multiples mentally
1
How many strings are there of $4$ or fewer lower case letters that have the letter '$x$' in them?
1
How to explain this $3=2$ proof?
1
Fermat's Last Theorem
3
The letters ABCDEFGH are to be used to form strings of length four
1
How to use the Extended Euclidean Algorithm manually?
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