Mathematics
Meta user
Network profile
847
reputation
4
14

Kaind

Apparently, this user prefers to keep an air of mystery about them.

18
answers
33
questions
~7k
people reached
  • Member for 3 years, 8 months
  • 72 profile views
  • Last seen 8 hours ago

Communities (3)

Top network posts

We respect a laser-like focus on one topic.

Top tags (58)

Score 7
Posts 6
Posts % 12
Score 4
Posts 5
Score 4
Posts 3
Score 3
Posts 4
Score 1
Posts 4
Score 1
Posts 4
View all tags →

Top posts (51) All Questions Answers | Votes Newest

7 Computing determinant of a specific matrix: Apr 22 '18
6 For $a,b,c,d > 0$ and $abcd = 1$, show that $\frac{1}{a} + \frac{1}{b} + \frac{1}{c} + \frac{1}{d} + \frac{12}{a + b + c + d} \geq 7$ Jun 5
5 4 normals can be drawn from any point to an ellipse proof doubt: How do we know the key quartic has 4 distinct real roots? [duplicate] Aug 30 '18
4 How did root of the equation $x= \sqrt{(2-x)(3-x)} + \sqrt{(3-x)(5-x)} + \sqrt{(2-x)(5-x)}$ vanish while solving? Jun 3 '18
3 Functional equation: $f(x)f(1/x) = f(x) + f(1/x)$. Apr 11 '18
3 Inequality $a,b,c > 0 \Rightarrow \frac{b+c}{\sqrt{a^2 + bc}} + \frac{a+c}{\sqrt{b^2 + ac}} + \frac{a+b}{\sqrt{c^2 + ab}} \geq 4$ Apr 17 '18
3 Solve for $x$: $x^{x-1} - (x-1)^x = 1$ Apr 26 '18
3 Solve for integer $m,n$: $2^m = 3^n + 5$ Jun 9
3 Value of cos 1 (angle is in radians)? Jul 13
3 Find all the positive integers k for which $7 \times 2^k+1$ is a perfect square Sep 20 '18
View all questions and answers →

Badges (18)

Gold

—

Silver

4

Rarest

Bronze

14

Rarest

View all badges →