Answer the following question:

Asked by nkrbasak | 14th Mar, 2013, 09:22: PM

Expert Answer:

You will have to remember these. 
tan pi = 0
cosec pi = infinity
sec pi = -1
cot pi = infinity
Or else, if you know the graphs of sinx, cosx and tanx functions, then the same can be used evaluate the values at pi.  

Answered by  | 14th Mar, 2013, 09:30: PM

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