If cot^(4)x − cot^(2)x = 1, then the value of cos^(4)x + cos^(2)x is – InterviewSolution

1.

If cot^(4)x − cot^(2)x = 1, then the value of cos^(4)x + cos^(2)x is

Answer»

the solution is 1 If COT^(4)X − cot^(2)x = 1, then the value of COS^(4)x + cos^(2)x is also 1

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