To be differentiable, a function must be continuous and smooth. Derivatives will fail to exist at: cornercusp vertical tangent discontinuity. - ppt download
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No calculator is allowed for thisquestion.A function | Chegg.com
SOLVED: Decide if the following function f(x) is differentiable at x=0. Try zooming in on a graphing calculator (like desmos or geogebra), or try calculating the derivative f^'(0) from the definition. f(x)={
Determining the derivative of a function using a calculator (CASIO fx-991MS) - YouTube
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