1.

If sin theta, 1, cos 2 theta are in G.P., then general values of theta

Answer»

`THETA = n PI + (-1)^(n) (pi)/(2), n in Z`
`theta = n pi + (-1)^(n-1) (pi)/(2), n in Z`
`theta = n pi + (-1)^(n) (pi)/(6), n in Z`
`theta = n pi + (-1)^(n-1) (pi)/(6), n in Z`

ANSWER :B


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