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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Deepak singh 1
Refer attachment option b and d are correct
but ans only d Diya h
b should also be correct becoz (0,0) belongs to [-1,1 : -1,1 ]
and at (0,0) partial derivative not exists
can you share solution if possible. .?
feel free to ask again