$8cos5xsec3x$

$\int_0^{\frac{\pi}{4}}\left(sec\left(x\right)\left(tan\left(x\right)\right)^2\right)dx$

$\frac{y^5}{y^{11}}$

$\frac{d^2}{dx^2}\left(\frac{1}{2}\sin\left(2x-4y\right)\right)$

$\int\left(x^2+3\right)ln\left(2x\right)dx$

$\left(-8\right)\cdot\left(-186\right)$

$-4xy^{-3}$