1.

If `y=2sin^2theta+tantheta` then `(dy)/(dtheta)` will beA. `4sinthetacostheta+secthetatantheta`B. `2sin2theta+sec^2theta`C. `4sintheta+sec^2theta`D. `2cos^2theta+sec^2theta`

Answer» Correct Answer - B
`y=2sin^2theta+tantheta`
`(dy)/(dtheta)=2xx2tanthetacostheta+sec^2theta`
`=2sin2theta+sec^2theta`


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