$y=\sqrt[9]{\frac{x-9}{x+4}}$
$7\cdot2\left(35\cdot6-14\right)$
$x^2\:+10x+24\:\le64$
$\frac{\cos^2\left(\frac{1}{x}\right)-3\cos\left(\frac{1}{x}\right)+2}{\cos\left(\frac{1}{x}\right)-1}$
$13+6t\ge1$
$\sqrt[3]{\sqrt{m=5}}$
$6.1+4$
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