1.

The period of f(x)=sin x+ tan (x/2) + sin (x/2^(2))+tan (x/2^(3))+ ------- + sin ((x)/(2^(n-1)))+tan((x)/(2^(n)))

Answer»

`2PI`
`2^(N)pi`
`2^(n) pi/3`
`3^(n) pi`

Answer :B


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