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  1. Let . The number of non-differentiable points of the function in equals

Srikar , 6 Years ago
Grade 11
anser 1 Answers
Aditya Gupta

Last Activity: 6 Years ago

it is NOT differentiable at 3 points namely
3, 3pi/4, 7pi/4
but is is differentiable at 1 and 2.
you can come up with the answer by defining the function separately on intervals of [0,1],[1,2], etc

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