$\frac{dy}{dx}=e^{\left(9y\right)}\sqrt{3x-9}$
$\lim_{x\to0}\left(\sin\left(x\right)^2\right)$
$-\left|-56\right|-\left(-12\right)$
$-3x+2y=30$
$cos4xsen2x+cos7x.senx+cos13xsen5x$
$\left(ax+by\right)^3$
$a^2+b^2=145$
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