$-\:12\:\:-17\:+\left[\:-4\:\left(-2\:x\:3\right)\:+\:5\:-\:\left(-10\:-\:2\right)\:\right]\:+\:15$

$\int\left(\frac{2}{5}x+3\right)e^{0.2x}dx$

$\int_0^{042}\left(4x\sin\left(\pi x^2\right)\right)dx$

$\int cot^8\left(\frac{x}{3}\right)csc^2\left(\frac{x}{3}\right)dx$

$\left(2.\:3-8\right)$

$\lim_{x\to3.001}\:\left(\frac{x-3}{x^2-9}\right)$

$\int\frac{-1}{x^2\left(x-1\right)}dx$