From the following figure, find the value of: (i) cos A 
(ii) cosec A 
(iii) tan2 A - sec2 A 
(iv) sin C 
(v) sec C 
(vi) cot2 C - 1 by sin2 C 
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Gopal Singh Gopal Singh
Feb. 9, 2021, 4:50 p.m.