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OpenStudy (anonymous):
Consider the function f(x)=x^2-2x+1 if x<=1, 2x^3-3/2x^2-3x if 1
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OpenStudy (anonymous):
I know that it's not differentiable at x=1 because the function is discontinuous at x=1. What about x=4?
OpenStudy (abb0t):
continuity is dealing with limits, so why don't you take the limit \(x \rightarrow 4\) from both sides.
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