$3\left(-3\right)^2-2\left(-3\right)\left(4\right)+\left(4\right)^2\left(5\right)$

$\int ln\left(9x^2\right)dx$

$\frac{dy}{dx}=x+y+\ln\left(x+y\right)-1$

$4x^4+4x^3-13x^2-5x+10$

$x^2-17+72$

$\:\int\frac{\left(4x^4-3x^3+3x^2+5\right)}{x^2\left(x-1\right)}dx$

$\frac{x-6}{3}>4-x$