$\int\frac{4x}{4x^2+1}+\frac{-3x+7}{x^2+5}dx$
$-4p-\left(1-6p\right)$
$9^x-3\left(3^x+1\right)$
$xarccos2x-\frac{\sqrt{1-4x^2}}{2}$
$j^2+16j=25$
$\frac{-x^3+x^2-2}{-x^3-x+1}$
$\frac{8}{13}a+-\frac{1}{6}a$
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