$3\cdot\left(-2\right)^2-2\cdot\left(-2\right)-1$
$\frac{3x^4-4x^2+3x-7}{x-4}$
$\int\frac{1}{cos^2t\sqrt{1+\tan\left(t\right)}}dt$
$-7\:\cdot14$
$\int\frac{x^3-2x^2-4}{x-3}dx$
$\int_1^3\left(x+1\right)e^{2x+1}dx$
$\left(3x-5b\right)^2$
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