$x^4+x^3+x^2=0$

$\left(-\frac{2}{5}t\right)\left(4t\left[3\right]\right)\left(\left(\frac{2}{3}t\right)\left[-5\right]\right)\left(3t\left[1\right]\right)$

$\int\left(2y\right)\ln\left(y^2\right)dy$

$\frac{x^2-6x-27}{x^2+4x-5}$

$3a+2b+c=-5$

$5x^{5\:}y^4-10x^4y^3+15x^3$

$\left(\frac{3}{5}x^3y^5-\frac{2}{3}x^2y^{-2}z\right)^2$