Q: If tan4θ + tan2θ = 1, then the value of cos4θ + cos2θ is – McqOptions

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1.	Q: If tan4θ + tan2θ = 1, then the value of cos4θ + cos2θ is
A.	2
B.	1
C.	– 1
D.	– 2
Answer» C. – 1

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