$\:\int\frac{-\csc^2\left(x\right)}{\cot^3\left(x\right)}dx$
$-16x^2-144$
$\int2\left(3x^2+2x+5\right)^9\left(3x+1\right)dx$
$x^5-3x^4+x^3-2x-1;\:x=2$
$y=\frac{2}{3}x+7$
$y=10\ln x$
$4x^2+8x+1$
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