1.

The no of solution of the equation log_(2)(sinx)+log_(e)(tanx)=log_(4)(cos^(2)x)+log_(5)(cotx) in (-2pi, 2pi).

Answer»

`(PI)/4,-(7pi)/4`
`(pi)/4, (5PI)/4`
`(pi)/4, (3PI)/4`
`(3pi)/4, (5pi)/4`

ANSWER :A


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