$4-33+54+11$

$3\left(x+3\right)\left(x^2-7x+10\right)$

$\lim\:_{x\to\:\infty\:\:}\left(e^{\frac{\sqrt{x^2+1}}{x-1}}\right)$

$\int\sqrt{49-9x^2}dx$

$4z^3-\:5z^2=\:0\:\:$

$\lim_{x\to\infty}\left(\frac{x^3y+xy^2}{156}\right)$

$sec\left(x\right)csc\left(x\right)\left(tan+\cot\left(x\right)\right)=sec^2\left(x\right)csc^2\left(x\right)$