ICSE Class 10 Answered
Cosec A /CosecA-1 + Cosec A/Cosec A+1 = 2 + 2tan^2A
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Asked by ayush421301 | 06 Jan, 2020, 00:48: AM
To prove:- cosecA/(cosecA-1) + cosecA/(cosec A+1) = 2 + 2tan2A
Answered by Renu Varma | 06 Jan, 2020, 11:06: AM
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