The value of cot .tan(90 ) sec(90 ) cosec + (sin 25 + si – McqOptions

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1.	The value of cot .tan(90 ) sec(90 ) cosec + (sin 25 + sin2 65 ) + 3 (tan 5 tan 15 . tan 30 . tan75 . tan 85 ) is :
A.	1
B.	- 1
C.	2
D.	0
Answer» B. - 1

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