Find the intersection points with the axis of following function:

$\displaystyle f(x)=xln(x-2)$

Notice please that the roots are $\displaystyle 0$ and $\displaystyle 3$

BUT the function is not defined there!

What is the explanation for that?

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- Jul 11th 2010, 06:57 AM #1
## f(x)=x*ln(x-2)

Find the intersection points with the axis of following function:

$\displaystyle f(x)=xln(x-2)$

Notice please that the roots are $\displaystyle 0$ and $\displaystyle 3$

BUT the function is not defined there!

What is the explanation for that?

- Jul 11th 2010, 07:09 AM #2

- Jul 11th 2010, 07:22 AM #3

- Jul 11th 2010, 07:25 AM #4

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- Jul 11th 2010, 07:43 AM #5