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Mathematics
F Nishat's user avatar
F Nishat's user avatar
F Nishat's user avatar
F Nishat
  • Member for 4 years, 11 months
  • Last seen more than 3 years ago
  • Bangladesh
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Hi, I'm a high school student from Bangladesh. I've been also participating in several mathematical olympiads. And my dream is to bring a gold medal in IMO for my country. I try to solve mathematical problems and learn mathematics on my own. I ask questions in MSE when I get stuck.

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12
Integers less than $7000$ achievable by starting with $x=0$ and applying $x\to\lceil x^2/2\rceil$, $x\to\lfloor x/3\rfloor$, $x\to9x+2$
Apr 18, 2021
11
The sum of infinite fours: $\sqrt{4^0+\sqrt{4^1+ \sqrt{4^2+ \dots}}}=?$
Oct 21, 2019
7
Smallest value of $b$ when $0<\left\lvert \frac{a}{b}-\frac{3}{5}\right\rvert\leq\frac{1}{150}$
May 22, 2021
5
Find the shortest path from a point inside the square touching its 3 sides
Apr 15, 2021
5
An IMO training problem: Living in an overpopulated apartment
May 2, 2021
4
What is the minimum number of people in a single room so that it can be sure to say"There are two people in this room whose birthday is in February "?
Nov 11, 2019
4
Find the length of the segment $QA$ in acute-angled $\triangle ABC$
May 9, 2021
3
Finding the maximum number of catchable Pokemon such that no two are enemies with each other
Apr 12, 2021
3
Find $f(x)$ by solving $f(\frac{x}{x^2+1})$
May 9, 2021
2
In $\triangle{ABC}$, $\angle ABC=45^ \circ$. $X$ is a point on $BC$ such that $BX=\frac{1}{3}BC$ and $\angle AXC=60^ \circ$. Find $\angle ACB$.
May 8, 2021
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23
What is the minimum number of helpers that an explorer need to cross the desert?
7
How did the criminals escape from the jail?