$x^2+10x+35=0$
$b^2d^2-2bd+1$
$\sec^2x-2=0$
$\int sin^2\left(2t\right)cos\left(2t\right)dt$
$x^2-5x-33$
$\left(9x^3+11y^2^2\right)$
$12 + 5 - 1 + 5 - 2 + 2 + 3$
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