$128\cdot107$
$16x^2\:-\:8x+1=0$
$\frac{\cos\left(x-1\right)}{\cos\left(x+1\right)}=\frac{1-\tan\left(x\right)}{1+\tan\left(x\right)}$
$x+3x-2$
$13\cdot m=-52$
$\int\left(3x^3-5\right)^5\cdot45x^2\cdot dx$
$\left(\frac{12x^4y^9}{15y^5\:\:\:\:\:\:\:\:\:\:}\right)^3$
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