CosA/cosB=n and sinA/sinB =m then prove (m²-n²)sin²b =(1-n²)
Answers
Answered by
6
I use these trigonometric identities
Sin^2 x=1-cos^2 x
Sin^2 x+cos^2x=1
R u satisfied? ❤️
Attachments:
Answered by
3
Answer:
@RashidUmrRani
Step-by-step explanation:
nah I'm not satisfied
Similar questions