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## Basic Integrals

The integral of the inverse of the lineal function is given by the following formula, $\displaystyle\int\frac{1}{x}dx=\ln(x)$

$\int x^{-1}dx=\ln\left|x\right|+C$
$\frac{dy}{dx}\:-\frac{y}{x}=\frac{x}{3y}$

### Main topic:

Differential equations

### Time to solve it:

~ 0.18 s (SnapXam)