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function that is not defferential at point "A" and function has maxima or minima at that point then at point "A" then differentiation of function at that point is not zero which is necessary for maxima or minima............. i m just being confused...........pls tell in detail ....

function that is not defferential at point "A"  and function has maxima or minima at that point then at point "A" then differentiation of function at that point is not zero which is necessary for maxima or minima............. i m just being confused...........pls tell in detail ....

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1 Answers

SAGAR SINGH - IIT DELHI
879 Points
10 years ago

Dear student,

Yes you are right, the differentiation is not zero rather it tends to zero...

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