sec squared theta minus sin squared theta minus two sine power four / 2 cos power 4 – cos squared = 1 May 29, 2021January 28, 2019 by Class of Achievers sec squared theta minus sin squared theta minus two sine power four / 2 cos power 4 – cos squared = 1 More Prove that Sin squared theta + Cos squared theta is equal to 1 cos squared theta minus sin square theta equal to 1 minus 10 squared theta by 1 + 10 squared theta prove the identity cosec theta – cot theta whole square = 1-cos theta/1+cos theta Class 10 Ex 8.4 Q 5 i Prove that Sin squared theta + Cos squared theta is equal to 1 Related