$36+12m^2+m^2+m^2$

$\left(2a^3b^4c^5\right)^6$

$\int\left(3\cot^2\left(x\right)\right)dx$

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

$16\cdot20$

$\cos\left(a\right)\cdot\csc\left(a\right)=\cot\left(a\right)$

$2\cot^2\left(x\right)=\frac{1}{\sec\left(x\right)-1}-\frac{1}{\sec\left(x\right)+1}$