Recommended Questions
- Prove that: sin^2 72^0-sin^2 60^0=(sqrt(5)-1)/8
Text Solution
|
- Prove that: sin^(2)(72^(@))-sin^(2)(60^(@))=(sqrt(5)-1)/(8)
Text Solution
|
- Prove that: sin^2 24^@-sin^2 6^@=(sqrt(5)-1)/8
Text Solution
|
- Prove that: cos^2 48^0-sin^2 12^0=(sqrt(5)+1)/8
Text Solution
|
- Prove that: sin^2(pi/8+A/2)-sin^2(pi/8-A/2)=1/sqrt(2)sinA
Text Solution
|
- Prove that: sin^2 24^0-sin^2 6^0=(sqrt(5)-1)/8
Text Solution
|
- Prove that: sin^2 42^0-cos^2 78^0=(sqrt(5)+1)/8
Text Solution
|
- Provet that: sin^(2)72^(2)-sin^(2)60^(2)=(sqrt(5)-1)/(8)
Text Solution
|
- Prove that (i) "sin"^(2) 24^(@) - sin^(2) 6^(@) =((sqrt(5)-1))...
Text Solution
|