$y=\left(\sqrt{\left(2x-1\right)^5+\left(2x-1\right)^3}\right)$

$10v^2+80v-90$

$\frac{d^2}{dx^2}\left(6x^3-15x^2+x+12\right)$

$\lim_{x\to0}\left(\frac{2sin\left(x\right)-sin\left(2x\right)}{1-sin\left(x\right)}\right)$

$\csc\left(\frac{\pi x-2\pi}{2x-4}\right)$

$y'+y=3e^{-x}$

$y^{3}\sin xdx+\cos^{2}xdy=0$