$\int csc\frac{3}{4}x\:cot\frac{3}{4}x\:dx$
$\sin\left(\tan^{-1}\frac{x}{6}\right)$
$-24\:+\:\left(-305\right)$
$c^{2}\phi\cdot\sen^{2}\phi^{2}\right)\left(\cos^{2}\theta$
$125-27v^3$
$3y^{-3}\:x\:4x^2$
$2^2+7x+3$
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