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Top Questions
5
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this.class vs. this.getAttribute('class')
javascript
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asked Aug 18, 2014 at 15:20
stackoverflow.com
Top Answers
21
The total number of subsets is $2^n$ for $n$ elements
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10
Derivative of absolute function
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9
How to express $2018$ as the integral of a non-trivial function?
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9
Derivative of $\sqrt{x^{2}}$ at $x=0$
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9
How to add numbers with same base but unknown exponents?
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8
What is the probability that, when 3 couples are seated around a circular table, no couple sits together?
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7
Prove that the set $\Big\{ 1/(n+1): n \in \mathbb{N} \Big\} \cup \big\{ 0 \big\} $ is closed.
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7
Two players alternate flipping a coin until the result is head. How to derive that the probability for the first player to win is $2/3$?
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5
Find the natural numbers $n$ in which $n^2$ divides $584$?
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5
How to show $ {n \choose m}{m \choose k}={n \choose k}{n-k \choose m-k}$ by counting pairs of sets $(A,B)$ in two ways
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5
Finding the least value of $y=3^{x-1}+3^{-x-1}$
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5
Solve for $m$: $m^5 + 7m + 8 \equiv 0 \pmod 3$
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5
Index of summation - integer?
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5
Prove that $A$ is invertible iff $\det(A)\neq 0$ with Cauchy-Binet theorem.
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5
Prove that $\frac{k^7}{7}+\frac{k^5}{5}+\frac{2k^3}{3}-\frac{k}{105}$ is an integer.
math.stackexchange.com
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