$\left(\frac{3^4}{3^3}\right)^2$
$8\:+\:-67$
$114y^2-9$
$\left(m-3\right)^2-\left(m+5\right)^2$
$\frac{cos\left(x\right)}{csc^2\left(x\right)}+\frac{cos\left(x\right)}{sec^2\left(x\right)}$
$\frac{x^5-x^4+x^2-2}{x^2+1}8$
$\:\:x+5x-36$
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