$-4sin\left(2t\right)cos\left(t\right)$

$\frac{8}{1-x^9}$

$-2x\ge-26$

$\frac{7324.38}{46.52}$

$f\left(x\right)=\frac{\left(\left(x+9\right)\left(x^2-10x+9\right)\right)}{\left(\left(x-3\right)\left(x-1\right)\right)}$

$340+255-429$

$-11+10\left(p+10\right)=4-5\left(2p+11\right)$