$m^4-22m^2+40$
$-2\left(15x+53\right)$
$x4+4<0$
$\int x\cdot sin\cdot\left(\frac{1x}{3}\right)dx$
$\left(3x+2\right)^2+\left(2x+3\right)^2-\left(2x-3\right)^2-\left(3x-2\right)^2$
$-5m-6=84$
$f\left(x\right)=\tan\left(x\right)\cdot\csc\left(x\right)$
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