$c^2+10c+25$
$2x+7+4x-2$
$7,09\cdot18,32$
$\frac{\cot\:\left(x\right)^2}{\cot\:\:\left(x\right)^2-1}=\cos\left(x\right)^2$
$8m+95<-87m+5$
$-\frac{1}{4}\left(8x+12\right)-\left(-2x+5\right)$
$-3f+9f^2+2f^3-3f+9f^3+2f^2-3f$
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