cosecA+1/cosecA-1=1+sinA/1-sinA
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cosec A= 1/sinA
(CosecA+1)/(cosecA - 1) = (1/sinA +1)/(1/sinA - 1)
= (1+sinA)/(1-sinA)
proved
aryan6698:
thank you very much mam
Answered by
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here is ur answer...
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