Find the minimum value of $\frac{4}{4-x^2} + \frac{9}{9-y^2} $
62501
Minimum value of $\frac{4}{4-x^2}+\frac{9}{9-y^2}$
20055
Find minimum value of $\sum \frac{\sqrt{a}}{\sqrt{b}+\sqrt{c}-\sqrt{a}}$
137301
To find the minimum of $\int_0^1 (f''(x))^2dx$
26617
Minimum value of $ f(x,y,z)=\left(x+\frac{1}{y}\right)^2+\left(y+\frac{1}{z}\right)^2+\left(z+\frac{1}{x}\right)^2. $
14548
Multivariable limit $\frac{(2x^2)y}{x^4+y^2}$
26020
Nice expression for minimum of three variables?
32122
Find the coefficient of the term $x^2$ in $\left(x+\frac 2x\right)^{4}$
21986
What is the minimum value of $(1 + a_1)(1 + a_2). . .(1 + a_n)$?
73002
For $n \geq 2$, prove that $(1- \frac{1}{4})(1- \frac{1}{9})(1- \frac{1}{16})...(1- \frac{1}{n^2}) = \frac{n+1}{2n}$
100900
Finding maxima and minima of $f(x,y)= x^4 + y^4 - 2x^2 - 2y^2 + 4xy$
105433
Graphing $y = \frac{x^2-4}{x-2}$
56195
Find the minimum value of $\sin^{2} \theta +\cos^{2} \theta+\sec^{2} \theta+\csc^{2} \theta+\tan^{2} \theta+\cot^{2} \theta$
63533
Given the curve $y = 2 x ^3 + 3 x ^2 − 36 x$ on the interval $− 1 \le x \le4$ , find the absolute minimum?
13220
find the minimum value of $\frac{a}{b}+\frac{b}{c}+\frac{c}{a}$
99930
Find the Maximum value of $\frac{x}{\sqrt{x+y}}+\frac{y}{\sqrt{y+z}}+\frac{z}{\sqrt{z+x}}$
31122
How could I find $x$ in this equation $x^2-x+6 \equiv 0 \pmod {9}$
37650
Find $\sum_{m=0}^n\ (-1)^m m^n {n \choose m}$