$\int\left(\tan^2\left(x\right)+\cot^2\left(x\right)\right)+4dx$
$2x^2+10x+7=0$
$\frac{d}{dy}x^2y^2$
$\frac{125+1000z}{5-10\sqrt[3]{2}}$
$9x^2-36x+30$
$\lim_{x\to8}\sqrt{7x+7}$
$\left(4x+5\right)\left(4x+1\right)$
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