1.

The solution of 4 sin^(2) x + tan^(2) x + cosec^(2) x + cot^(2) x - 6 = 0 " is " (n in Z)

Answer»

`n PI PM (pi)/(4)`
`2 n pi pm (pi)/(4)`
`n pi + (pi)/(3)`
`n pi - (pi)/(6)`

Answer :A


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