If tan θ + cot θ = x, then what is the value of tan4 θ + cot4 θ? – McqOptions

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1.	If tan θ + cot θ = x, then what is the value of tan4 θ + cot4 θ?
A.	(x3 - 3) 2 + 2
B.	(x4 - 2x) + 4
C.	x(x - 4) + 2
D.	x2(x2 - 4) + 2
Answer» E.

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