$3^3+33^22+332^2+2^3$

$\:\int_1^2\:x\left(\ln\:\left(2\left|x\right|\right)-\ln\:\left(x\right)\right)dx$

$7-\left(8+5-8\right)+\left(-2-4\right)$

$\left(-26\right)-\left(-11\right)$

$\int\frac{6}{\left(40-x\right)^3}dx$

$\int\:\frac{c}{e^{bx}\left(a+e^{-bx}\right)^n}\:dx$

$6x\left(\tan\left(8x^3+9x\right)\right)$