If A = tan11°. tan29°, B = 2cot61°. cot79° then - – McqOptions

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1.	If A = tan11°. tan29°, B = 2cot61°. cot79° then -
A.	= 2B
B.	= -2B
C.	A = B
D.	A = -B
Answer» D. A = -B

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