$\left(-924\right)-\left(49\right)$

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

$\left(4b^2-a^2b^2\right)^4$

$\int2xsec\left(x^2-5\right)^2dx$

$7y+8-3y-1+y$

$\lim_{x\to\infty}\left(\frac{ln\left(ln\left(x\right)\right)}{x\left(ln\left(x\right)\right)}\right)$

$2-x=4x-8$