Mathematics
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Rehman's user avatar
Rehman's user avatar
Rehman
  • Member for 11 months
  • Last seen more than a month ago
  • Azerbaijan-Baku
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About

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding. — William Paul Thurston

Hi! My name is Rəhman. I am $14$ years old.

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View all questions and answers
All Questions Answers
Score Newest
question
4
I solved this question with a Arithmetic mean ≥ Harmonic mean inequality. If there is another solution, please show me.
Jan 5
answer
3
Proof or references for strengthened AM-GM
Jan 2
question
2
$\int \frac{x^2-1}{x^4+x^3+x^2+x+1} dx$
Apr 21
answer
2
Proving $4(x^4+y^4+z^4)\geq \sum_{cyc}xy(x+y)^2\geq 4xyz(x+y+z)$, for $x,y,z\geq0$
Feb 25
answer
2
How do I solve $x^3 - 2x + 2 \ge 3 - x^2$?
Feb 26
answer
1
Where is my mistake in proving $\frac{a}{b+2c}+\frac{b}{c+2a}+\frac{c}{a+2b} \geq 1$?
Jan 4
answer
1
Application of Cauchy-Schwarz inequality for 3 real numbers
Feb 9
question
0
Solve the functional equation $\left(f(x)\right)^2 - f\left(x^2\right)=2x$
Mar 6
answer
0
Solve the following system: $(x^2+1)(y^2+1) = 12xy$ and $(x+1)^2(y+1)^2=30xy$
Jan 9
answer
0
Find number of solutions of the equation $2\sin|x|-x=0$
Jan 9

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