$x^2\:+\:4y^2\:+\:5z^2\:=\:6\:$

$\frac{1-cosx}{sin\left(x\right)}-\frac{sin\left(x\right)}{1+cos\left(x\right)}$

$-4\left(2d-4\right)^2$

$y=\sin^5\left(6x+4\right)$

$( 2 ^ { a } + 3 b x ) ^ { 2 }$

$\int\sin^5\left(x\right)\cos^6\left(x\right)dx$

$\left(5\right)^2\left(3\right)\left(z\right)+2\left(5\right)\left(3\right)^3$