$\frac{dy}{dx}\frac{y-1}{y+1}=\frac{x-1}{x+1}$
$2y-6x+9-3y-10$
$5\left(-3\right)\left(-2\right)\left(2\right)\left(0\right)$
$\int\left(x^4e^{x^5}\right)\:dx$
$\int ln\left(\frac{x-7}{x+7}\right)xdx$
$e^{x-3}\cdot e^3$
$\int\sqrt{1+\sqrt{1+z}}dz$
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