$\int\left(x^2+3x+2\right)e^{3x}dx$
$h\left(r\right)=-9r-\frac{\left(4r+5\right)}{r^2}$
$\left(-17\right)\cdot14$
$x\cdot x\:+4x-8$
$\sin\left(a\right)\left(\csc\left(a\right)-\sec\left(a\right)\right)=1-\tan\left(a\right)$
$x^2+5x+4<0$
$a^2\:+\:10a$
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