$m^6-3m^4+3m-1$

$\frac{\tan y+\cot y}{\sec y\cdot\csc y}=1$

$\int\:\left(\frac{\sqrt{1-x}}{\sqrt{x}}\right)dx$

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

$9x\left(x-4\right)^2-6\left(2x^2+3\right)\left(x-4\right)$

$-\sqrt{9}-\left(-4\right).\left(\sqrt{64}\right)-5.\left(-2\right)$

$2^3\cdot3^3+2^2$