$\frac{1}{secx-cosx}$
$\sqrt{\cot^2\theta+\cos\theta\sqrt{1+\text{tan}^2\theta}}$
$if\:f\left(x\right)=\frac{1}{x}$
$cox\left(3x-96\right)=0.5$
$5x-1>3x+7$
$\frac{3x^3-2x^2+5}{-3+x^2}$
$8x^2+4x^3-7x^2+9$
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