$2-3x\ge3-2x$
$\frac{\sin2\left(x\right)}{1+\cos2\left(x\right)}\tan\left(x\right)$
$3\left(\frac{-1}{2}\right)+7\left(\frac{-1}{2}\right)\left(-3\right)-9\left(\frac{-1}{3}\right)\left(\frac{1}{3}\right)$
$-\frac{4\pi}{7}+2\pi$
$36x^2+132x+121$
$3xy+121\cdot3xy-121$
$sin\left(4\theta\:\right)sin\left(2\theta\:\right)$
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