plz solve it
Asked by | 2nd Feb, 2009, 05:24: PM
Remember that whenever you have to prove addition or subtraction of two terms equal to one term , take LCM.
Also ,using the trigonometric identities which are appropriate for the question , helps in getting to the answer quickly without wasting too much time.
Answered by | 2nd Feb, 2009, 05:47: PM
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Verify mobile number
Enter the OTP sent to your number