This is for calculus:

Find the derivatives from the left and from the right at x=1 (if they exist). Is the function differentiable at x=1?

f(x)=|x-1|

Please help! I have no idea how to find the derivative from the left and right..

Question

This is for calculus:

Find the derivatives from the left and from the right at x=1 (if they exist). Is the function differentiable at x=1? 

f(x)=|x-1|

Please help! I have no idea how to find the derivative from the left and right..

wolfe8 · Answer

I Googled and guess what I found? http://answers.yahoo.com/question/index?qid=20070930140640AADO4au Hope that helps.

anonymous · Answer

break up the absolute function into a piecewise function

anonymous · Answer

Thank you both!