$\int\left(\frac{1}{\left(s^2+x^2\right)^{\left(\frac{3}{2}\right)}}\right)dx$

$3\left(1\right)^4-3\left(1\right)^3-\left(1\right)^2+3\left(1\right)-1\:$

$-44x\:+\:20x\:+\:38x\:+\:17\:=\:3$

$s6+12\ge9$

$2cos^2x-5cosx-3=0$

$\frac{dy}{dx}=\cos\left(x-1\right)+x^2$

$3\sqrt{7}\cdot3\sqrt{7}$