![Prospective teachers' reactions to Right-or-Wrong tasks: The case of derivatives of absolute value functions - ScienceDirect Prospective teachers' reactions to Right-or-Wrong tasks: The case of derivatives of absolute value functions - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0732312306000307-gr1.jpg)
Prospective teachers' reactions to Right-or-Wrong tasks: The case of derivatives of absolute value functions - ScienceDirect
![SOLVED: Identify any €-values at which the absolute value function f (c) = 4z + 7/,is not continuous: € not differentiable: € (Enter none if there are no €-values that apply; enter SOLVED: Identify any €-values at which the absolute value function f (c) = 4z + 7/,is not continuous: € not differentiable: € (Enter none if there are no €-values that apply; enter](https://cdn.numerade.com/ask_images/166f26b915e541f8962a4442b4f25a32.jpg)
SOLVED: Identify any €-values at which the absolute value function f (c) = 4z + 7/,is not continuous: € not differentiable: € (Enter none if there are no €-values that apply; enter
![calculus - Why is the absolute value function not differentiable at $x=0$? - Mathematics Stack Exchange calculus - Why is the absolute value function not differentiable at $x=0$? - Mathematics Stack Exchange](https://i.stack.imgur.com/S1vxn.gif)
calculus - Why is the absolute value function not differentiable at $x=0$? - Mathematics Stack Exchange
![Proof that the Absolute Value Function is Not Differentiable at Zero | Absolute value, Maths exam, Math videos Proof that the Absolute Value Function is Not Differentiable at Zero | Absolute value, Maths exam, Math videos](https://i.pinimg.com/originals/78/5b/45/785b459ab3ae4a2fa40158dbfa2f0c4c.jpg)
Proof that the Absolute Value Function is Not Differentiable at Zero | Absolute value, Maths exam, Math videos
![Identifying a Continuous Function that May Fail to be Differentiable at a Point in its Domain | Calculus | Study.com Identifying a Continuous Function that May Fail to be Differentiable at a Point in its Domain | Calculus | Study.com](https://study.com/cimages/videopreview/videopreview-full/zrvjkuv0g4.jpg)