Mathematics
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A S D
  • Member for 5 years
  • Last seen more than 1 year ago
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All Questions Answers
Score Newest
answer
3
Closed formula for the difference of central binomial coefficients in terms of earlier central binomial coefficients
Jun 25, 2021
answer
2
Proof of the existence of Schiffler Point using complex numbers
May 11, 2020
answer
2
Let $A, B$ be $n\times n$ with $n\ge 2$ nonsingular matrices with real entries such that $A^{-1} + B^{-1} =(A+B)^{-1}$
Jun 17, 2021
answer
2
Factoring $2$ from $3^x + 1$
Jun 18, 2021
answer
2
Show that $\frac{\sin\left(\beta+\frac{\gamma}{2}\right)}{\sin\frac{\gamma}{2}}=\frac{a+b}{c}$
Jul 5, 2021
answer
2
How to evaluate $\lim\limits_{x\to 0}\frac{1-\cos 7x}{3x^2}$?
Jul 11, 2021
answer
1
Is it Possible to Evaluate This Limit Without L'Hopital Rule?
Jun 25, 2021
answer
1
Let $ABC$ be a triangle with $AB=AC=6$. If the circumradius of the triangle is $5$ then $BC$ equals:___
Jul 6, 2021
answer
1
gcd($4n$,$2n+1$) for $n \in N$ using Euclid's algorithm
Jul 10, 2021
answer
1
Evaluate $\displaystyle\lim_{x\to0}e^{\frac{1-x^{4}}{x^{2}}}$
Jul 11, 2021

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