ICSE Class 10 Answered
Prove the following identity :-
(sinA + cosecA)^2 + (cosA + secA)^2 = 5 + sec^2A * cosec^2A
Asked by nid0409 | 02 Mar, 2020, 11:04: AM
Expert Answer
To prove:
(sinA + cosecA)2 + (cosA + secA)2 = 5 + sec2A × cosec2A
L.H.S =(sinA + cosecA)2 + (cosA + secA)2
= R.H.S
Hence, proved.
Answered by Yasmeen Khan | 02 Mar, 2020, 11:48: AM
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