Home
Class 11
MATHS
Prove that: (sin2theta)/(1+cos2theta)=t ...

Prove that: `(sin2theta)/(1+cos2theta)=t a ntheta`

Text Solution

Verified by Experts

`frac{sin (2 x)}{1+cos (2 x)}=tan (x)`
Taking L.H.S
` sin (2 x)=2 sin (x) cos (x) `
` 1+cos (2 x)=2 cos ^{2}(x) `
Plugging in the values we get:-
` ...
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC RATIOS OF COMPOUND ANGLES

    RD SHARMA|Exercise Solved Examples And Exercises|149 Videos

Similar Questions

Explore conceptually related problems

Prove that: (sin2 theta)/(1+cos2 theta)=tan theta

Prove that: (sin2 theta)/(1+cos2 theta)=tan theta

Prove that: (sin2 theta)/(1-cos2 theta)=cot theta

Prove that: a) (sin2theta)/(1+cos2theta) = tantheta b) (1+sin2theta+cos2theta)/(1+sin2theta-cos2theta)=cottheta

Prove that: (a) (sin 2 theta)/(1+cos 2 theta)=tan theta (b) (1+sin 2 theta+2theta)/(1+sin2 theta-cos 2 theta)=cot theta

Prove that : (sin^(2)theta)/(cos theta)+cos theta=sec theta

Prove that: (sin2theta)/(costheta cos3theta)+(sin4theta)/(cos3theta.cos5theta)+(sin6theta)/(cos5theta.cos7theta)+… to terms = 1/(2sintheta) [sec(2n+1)theta-sectheta]

Prove that : (1+sin2 theta-cos 2theta)/(sin theta+cos theta)=2sin theta

Prove that : (sin^(2) theta)/(cos theta ) + cos theta = sec theta

prove that sin^2theta+cos^2theta=1