Can somebody explain why does the derivative of abs(x) at x=0 not exist?

Thanks

Printable View

- Jan 31st 2013, 08:34 PMmclejaDerivative of abs(x) at x=0
Can somebody explain why does the derivative of abs(x) at x=0 not exist?

Thanks - Jan 31st 2013, 08:42 PMchiroRe: Derivative of abs(x) at x=0
Hey mcleja.

Hint: Look at the derivative from the right hand side and the left hand sides and show that they aren't equal. - Feb 1st 2013, 03:23 PMmclejaRe: Derivative of abs(x) at x=0
Ahhhh ok, thanks chiro.