$y+x^2+6x=1$
$6^2+2^2-2^2+5$
$500-58$
$\int x\left(x-10\right)^7dx$
$\frac{2}{\sqrt{1-y^4}}$
$x^2-6x-7>0$
$\frac{1}{1-\sin\left(a\right)}=\sec^2\left(a\right)+\sec\left(a\right)\cdot\tan\left(a\right)$
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