$\left(8xy\right)^2\left(4x^9\right)$

$\cot\left(x\right)^2\left(1-\cos\left(x\right)^2\right)=\cos\left(x\right)^2$

$5x^2-60x-60$

$4.9x^2-15x+0$

$5\int x^2\left(e^{\frac{5x^3}{3}}\right)dx$

$\left(1-2x\right)y-\left(lny\right)\cdot y'=0$

$e\left(10x\left(7\right)\right)$