$sen^2x.\cot^2x=4\cos\left(x\right)+5$
$\int\:\frac{3x^3-5x^2-22x+48}{\left(x-2\right)^2x\left(x-6\right)}dx$
$\int\sqrt{y}\cdot ln\left(y\right)dy$
$-1^6$
$x^3-2^2+5x+6$
$6x-20\ge11x$
$\frac{d^4}{dx^4}\:x^3$
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