$\left(-1\right)\cdot4\cdot\left(-17\right)\cdot\left(8\cdot5\right)$

$\sin\:\left(\theta\:\right)\times\:\cos\:\left(\theta\:\right)\left(\tan\:\left(\theta\:\right)+\cot\:\left(\theta\:\right)\right)=1$

$-5+x-9+3x+7$

$\left(\sqrt{12x+\sqrt{3}}\right)^2$

$6x^{2n}+14x^n+4$

$\int\left(x^5\right)\frac{1}{\sqrt{4x^2+25}}dx$

$\frac{3^2}{4}-ab+b^2$