$\frac{d^2}{dx^2}\left(5x^3-2x^2+6\right)$
$5x^2+9x-5$
$4x^2-12x+1$
$9^4\cdot9^{\left(-7\right)}$
$\int\frac{\sqrt{\left(x^2-4\right)}}{x^3}dx$
$12+9q+13-15q$
$\csc^2x\cdot\cos\left(x\right)$
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