If tantheta+sintheta=mandtantheta-sinth...

If `tantheta+sintheta=mandtantheta-sintheta=n` , then

A

`m^(2)-n^(2)=4mn`

B

`m^(2)+n^(2)=4mn`

C

`m^(2)-n^(2)=m^(2)+n^(2)`

D

`m^(2)-n^(2)=4sqrt(mn)`

Verified by Experts

The correct Answer is:

D

Similar Questions

Explore conceptually related problems

If tan3theta+tantheta=2tan2theta : then theta =

Let f(theta)=sintheta(sintheta+sin3theta) . then f(theta) is

Express sintheta+sin3theta and sin5theta+sin7theta in product form

If tantheta=b/a Show that acos2theta+bsin2theta=a

Prove by mathematical induction. (costheta +i sintheta)^n=(cosntheta+isinntheta), where i=sqrt(-1)

Prove that sintheta+sin3theta+sin5theta+sin7theta=4costhetacos2thetasin4theta

Simplify costheta[[costheta, sin theta],[-sintheta, costheta]]+sintheta[[sintheta, -costheta],[costheta, sintheta]]