1.

The solution set of tan(4k+2)x-tan(4k+1)x-tan(4k+2)x.tan(4k+1)x=1, k in Z is

Answer»

`phi`
`(PI)/4`
`{n pi +(pi)/4, n in Z}`
`{2N pi +(pi)/4, n in Z}`

ANSWER :A


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