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Mathematics
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user69608
  • Member for 4 years, 1 month
  • Last seen more than a month ago
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5
Find the sum of all possible values of $a$ such that the following equation $(x - a)^2 + (x^2 - 3x + 2)^2 = 0$ has real root in $x$ :-
Aug 13, 2020
5
$\int_ {0}^{\infty} \frac{(e^{3x}-e^x)dx}{x(e^x+1)(e^{3x}+1)}$ [duplicate]
Aug 11, 2020
5
Evaluate $\sum_{r=1}^{m} \frac{(r-1)m^{r-1}}{r\cdot\binom{m}{r}}$
Jul 31, 2020
5
If $|z|^2+\bar{A}z^2+A(\bar{z})^2+B\bar{z}+\bar{B}z+c=0$ represents a pair of intersecting lines.... find the value of $|A|$.
Jul 14, 2020
3
$\sum_{m=1}^{\infty}\sum_{n=1}^{\infty} \frac{m²n}{n3^m +m3^n}$
Sep 8, 2020
3
What are the solutions of $\frac{\pi^e}{x-e}+\frac{e^\pi}{x-\pi}+\frac{\pi^\pi+e^e}{x-\pi-e}=0$?
Jul 24, 2020
2
Stone game with two players, where one player can't choose from the pile which was choosen in previous turn.
Sep 30, 2021
2
Elegant way of finding the least perimeter of triangle
Aug 5, 2020
2
Prove that $b^2-4ac$ can not be a perfect square
Aug 2, 2020
2
Solutions of $e^x-1-k\cdot \arctan{x}=0$,
Jun 22, 2020