$\left(9x^2+12xy+4y^4\right)\left(3x+2y^2\right)$

$3\cdot\left(x+5\right)$

$2tan\left(x\right)sin\left(x\right)+5sec\left(x\right)$

$\frac{707.2}{\cos\left(x\right)}=\frac{108.93}{\sin\left(x\right)}$

$\left(3y-4x\right)^2$

$x^3-6\:+\:x^3+6$

$\left(7\cdot w+r\right)^2\left(n-5\right)$