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If sectheta=x+1/(4x), then s e ctheta+t ...

If `sectheta=x+1/(4x),` then `s e ctheta+t a ntheta=` `x ,1/x` (b) `2x ,1/(2x)` (c) `-2x ,1/(2x)` (d) `-1/x ,x`

A

`-2x or (1)/(2x)`

B

`(1)/(2x) or 4x`

C

`(1)/(4x)`

D

`2x or (1)/(2x)`

Text Solution

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The correct Answer is:
D
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