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Check the differentiability and continuity of the above function.

Check the differentiability and continuity of the above function. 
 

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Grade:11

1 Answers

Arun
25758 Points
3 years ago
Dear student
 
its value is zero always.
 
as in numerator it is written as tan pi[...] = tan k pi
 
hence it is always zero.
always continuous and differentiable

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