If and exist but are not equal, then is not differentiable at c, and the graph
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If and exist but are not equal, then ƒ is not differentiable at c, and the graph of ƒ has a corner at c. Prove that f is continuous at c.
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lim h→0- f(c+h)-f(c) h
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that The function f is continuous at x c if lim fx fc or equivalently if limf...View the full answer
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