$6\sin\left(2x\right)+10\cos\left(x\right)=0$

$\int\frac{2000}{x^2}dx$

$\frac{10\cos^2\left(x\right)-\sin\left(x\right)-7}{2\sin\left(x\right)-1}$

$\int e^{x^5}dx$

$16y^2-24y$

$\frac{\left(2sin\left(\frac{8x}{2}\right)cos\left(\frac{6x}{2}\right)\right)}{\left(-2sin\left(\frac{8x}{2}\right)sin\left(\frac{6x}{2}\right)\right)}$

$\left(2x+z^2\right)^2$