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Examine if Rolle's theorem is applicable...

Examine if Rolle's theorem is applicable to any of the following function. Can you say something about the converse of Rolle's theorem from these examples? ` f(x)=x^2-1` for `"x"in[1,2]`

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Examine if Rolle's theorem is applicable to any of the following function. Can you say something about the converse of Rolle's theorem from these examples? f(x)=[x] for "x"in[-2,2]

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