$\int\left(\frac{1}{z}\right)dz$
$x^2+2x+1<0$
$4x\:-\:20\:>-\:5x\:-\:17$
$\frac{\sin\left(b\right)}{\cos\left(b\right)\tan\left(b\right)}$
$\int\left(\left(6x-2\right)^2\right)dx$
$8\:-x\:=\:-5$
$\int\:x^2\sqrt{x^3+31}dx$
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