$\int\frac{1}{5}x^5lnx\:dx$

$-12+3+2+5-12+12+5+3+12$

$3x\:3-45x\:2-2x+30$

$y'+ln\left(x+1\right)y=0$

$-5\left(-3v-6+y^3\right)$

$\lim_{x\to2}\left(\frac{\cos\left(x-\frac{\pi}{2}-2\right)}{ln\left(x-1\right)}\right)$

$\left(6m^3n^4+8m^2b^5\right)\left(6m^3n^4-8m^2b^5\right)$