CBSE Class 10 Answered
Sir, pl. answer my question
Asked by | 12 Mar, 2010, 09:47: AM
Expert Answer
this question has been answered earlier. but just to give you the method:
use the identity\(cosecA-cotA)(cosec A+cotA)=1
then you will get the product according to the question
as 1/9.
then find the answer.
Answered by | 12 Mar, 2010, 10:11: AM
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