$\left(x^2\right)\left(x^9\right)$

$\sin\left(0\right)\frac{4}{7}$

$\frac{\left(4h^5\right)^2}{20h^8}$

$\frac{d^2x}{dx^2}=-94x$

$\int\frac{\cos\left(x\right)}{\sqrt[3]{\sin\left(x\right)}}dx$

$\left(5^x-2\right)\cdot\left(5^x\log\left(5\right)\right)$

$\left(4x-1\right)^2-\left(3x+1\right)^2$