Wrong Information provided
Asked by
| 13th Feb, 2010,
07:11: PM
Expert Answer:
In case of confusion please use,
cos(A-B) = cosAcosB + sinAsinB
cos(90-30) = cos90cos30 + sin90sin30
cos(90-30) = (0) + sin30
cos 60 = sin 30 = 1/2
Regards,
Team,
TopperLearning.
Answered by
| 13th Feb, 2010,
08:07: PM
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Sign Up
Verify mobile number
Enter the OTP sent to your number
Change