Recommended Questions
- सिद्ध कीजिये sin^4theta+cos^4theta=1-1/2sin^(2)2theta
Text Solution
|
- If cos^4theta-sin^4theta=2/3 then 2cos^2theta-1=
Text Solution
|
- sin^2theta+cos^4theta=cos^2theta+sin^4theta
Text Solution
|
- sin^4theta+2sin^2thetacos^2theta=1-cos^4 theta
Text Solution
|
- If sintheta+sin^2theta=1 , prove that cos^2theta+cos^4theta=1
Text Solution
|
- Prove that: 1+cos^2 2theta=2(cos^4theta+sin^4theta)
Text Solution
|
- Prove that 1+cos^2 2theta=2(cos^4theta+sin^4theta)
Text Solution
|
- Prove that sin^4theta+cos^4theta=1-2sin^2thetacos^2theta .
Text Solution
|
- Prove that sin^4theta-cos^4theta=sin^2theta-cos^2theta .
Text Solution
|