If cos x = tan y, cot y = tan z and cot z = tan x, then sin x = ? – McqOptions

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1.	If cos x = tan y, cot y = tan z and cot z = tan x, then sin x = ?
A.	\(\dfrac{\sqrt{5}-1}{2}\)
B.	\(\dfrac{\sqrt{5}+1}{2}\)
C.	\(\dfrac{\sqrt{5}+1}{4}\)
D.	\(\dfrac{\sqrt{5}-1}{4}\)
Answer» B. \(\dfrac{\sqrt{5}+1}{2}\)

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