###### Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days
8104911739
For Business Enquiry

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number

022-62211530

Mon to Sat - 11 AM to 8 PM

# Proe that SinA-cosA +1/sinA + cosA -1 = 1/secA -tanA

Asked by Simran Kaur 10th September 2013, 1:10 PM
Answered by Expert
Answer:
LHS =
= (1 + sinA) (1 - sinA)/cos A(1 - sinA)
= 1 - sin2A/cos A(1 - sinA)
= cos2A/cos A(1 - sinA)
= cosA/(1 - sinA)
= 1/ (1/cosA - sinA/cosA)
= 1/secA - tanA
= RHS
Answered by Expert 10th September 2013, 3:38 PM
Rate this answer
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10

You have rated this answer /10

Your answer has been posted successfully!
RELATED STUDY RESOURCES :
CBSE Class-10 QUESTION ANSWERS

### Latest Questions

CBSE XII Commerce Accountancy
Asked by nancysundrani23 22nd February 2019, 6:20 AM
Maharashtra X Physics
Asked by divyaruptakk 22nd February 2019, 6:15 AM
ICSE X English
Asked by ranjitghatage443 22nd February 2019, 12:28 AM