Example of Function That Can Be Differentiated Only Once

by Bergdis

Can you give me an example of a function that can be differentiated only once?

Answer by Pablo:

The first example that comes to mind is:

The derivative of this function is:

That is:

We already know that this function is not differentiable at point x=0. For more details read the following page: Limits at Corners.

Return to Derivatives Questions

Click here to post comments

Join in and write your own page! It's easy to do. How? Simply click here to return to Your Questions About Derivatives.

Share this page: