1.

If tan^(2) theta=1- k^(2) then sec theta+ tan^(3) theta "cosec" theta=

Answer»

`SQRT(2-k^(2))`
`sqrt(2+k^(2))`
`(2-k^(3))^(3//2)`
`(2+k^(2))^(3//2)`

ANSWER :C


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