$5,450+13,12+976,326$
$-3x^2+2x+4$
$-\sqrt{x}+\frac{3}{\sqrt{x}}$
$x^2-ay^2=1$
$- 1 - e ^ { 3 } - 2 + ( - 4 ) \beth$
$108x^5+0.54x^4+0.0009x^3+0.0000005x^2=0.0000000000000000000000001$
$7h+9-9-h$
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