Mathematics
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william122
  • Member for 4 years, 11 months
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All Questions Answers
Score Newest
answer
11
Prove that $(1-p^n)^m + (1 - q^m)^n \geq 1$
Dec 20, 2018
answer
8
Show $241|\binom{240}{120}$.
Dec 18, 2018
answer
5
Determine the limit, or show it doesn't exist: $\lim_{x\to 2} \left(\arctan\left(\frac{1}{2-x}\right)\right)^2$
Dec 18, 2018
answer
4
What is the locus of the center of a circle which touches externally two given circles?
Dec 19, 2018
answer
3
Does $\frac{\dot y}{\dot x}=\frac{dy}{dx}$ always work?
Dec 18, 2018
question
2
Integral $\int_{\pi/4}^{\pi/2}\frac{\cos(2\theta)e^{\cot\theta}}{\sin^3(2\theta)\left(e^{\cot\theta}-e^{\tan\theta}\right)}d\theta$ [closed]
Dec 20, 2018
answer
2
First to flip N heads wins?
Dec 18, 2018
answer
2
Find the value of $1-\frac{1}{7}+\frac{1}{9}-\frac{1}{15}+\frac{1}{17}-\frac{1}{23}+\frac{1}{25}....$
Dec 18, 2018
answer
2
Find the value of the series
Nov 8, 2019
answer
1
How to Solve It: A Rate Problem
Dec 18, 2018
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Help! I need to finish my movie!

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