$\int x\left(9x^5-x^4+6x^2-7x+11\right)dx$

$\int\:\frac{-12e^{-\frac{4t}{5}}}{5\left(1+3e^{\frac{-4t}{5}}\right)^2}dt$

$p=\frac{2^{2x+5}-2^{2x+4}}{24\cdot\:2^x-2^{x+3}}$

$2\left(-1\right)^3\left(3\right)-3\left(-1\right)^2\left(3\right)^2$

$x^2=170$

$3^2\cdot3^0+15^1+8^2\cdot\left(4+3\right)^1-20\cdot3+12$

$\int\frac{2x^3+10x}{\left(x^2+1\right)}dx$