If cot A = n/(n + 1) and cot B = 1/(2n + 1), then what is the value of – McqOptions

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1.	If cot A = n/(n + 1) and cot B = 1/(2n + 1), then what is the value of cot (A + B)?
A.	-1
B.
C.	1
D.	2
Answer» B.

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