2 cosec 23 cot 67 sin 23 sin 67 cot 67 is equal to – McqOptions

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1.	2 cosec 23 cot 67 sin 23 sin 67 cot 67 is equal to
A.	1
B.	sec 23
C.	tan 23
D.	0
Answer» C. tan 23

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