# What is the arclength of #f(x)=-3x-xe^x# on #x in [-1,0]#?

##### 1 Answer

Aug 6, 2016

I found

#### Explanation:

I tried different ways but it didn't work.

The best came from observing the graph of your function betweem

I noticed that it is almost a stright line; so I simply evaluated the length of a straight line between the two points:

P:

O: