# What is the equation of the normal line of #f(x)=1/(1-2e^(x)# at #x=-1#?

##### 1 Answer

Jul 3, 2016

#### Explanation:

First, we need to locate the point on x-y coordinate.

Meaning, we need

So,

Now, we can take the derivative of

We have to find slope of the normal line so the ⟂ slope would be

Finally, we can plugin all the numbers in a point-slope equation. That will give us following: