$3a-14<7a-2$
$\left(x^3y^5z^4\right)^3$
$cosx\:cos^2y\:dx\:-\:senx\:sen2y\:dy\:=0$
$1^3-1^2+3+1-1$
$25z^2-30z+9$
$\left(x^4-1\right)\left(x^4-1\right)$
$^{\left(x-2y\right)2}$
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