$\left(-j+8\right)\frac{1}{2}$

$\frac{4}{3+\sqrt{x}}$

$\csc\left(x\right)\sec\left(x\right)-\frac{\cos\left(x\right)}{\sin\left(x\right)}=\tan\left(x\right)$

$\lim_{x\to\frac{\pi}{2}}\left(xtan\left(x\right)-\frac{\pi}{2}sec\left(x\right)\right)$

$-62+4y\le22$

$\left(\sqrt{15n}\right)\left(\sqrt{12n}\right)$

$\int\frac{x^3}{\left(4x^2+9\right)^{\frac{3}{2}}}\:dx$