physics chemistry maths science forums
become expert I help I sign up I login
refer a friend - earn nickels!!   
 advanced
 
Home
Ask & Discuss Questions
Study Material
Experts Zone
Hang Out!

Ask & Discuss Questions with Community & Experts

 Moderation Team
 90 chars left    advanced
Ask iit jee aieee pet cbse icse state board community Community Discussion Question: Multiple n submultiple angles..
Forum Index -> Trignometry like the article? email it to a friend.  
Author Message
[Post New]7 Apr 2008 16:14:27 IST
    Subject: Multiple n submultiple angles..
[Up] View Post
m.viddya (101)

Scorching goIITian

Olaaa!! Perrrfect answer. 19  [22 rates]
m.viddya's Avatar
total posts: 218    
offline Offline
Q.x= sin40 - sin80+sin 160 and y= cos 50 +cos 70 +cos 170 then?
 
1.x+y=1
 
2.x+y=2
 
3.x+y=0
 
4.x-y+0
    
[Post New]7 Apr 2008 16:34:07 IST
    Subject: Multiple n submultiple angles..
[Up] View Post
m.viddya (101)

Scorching goIITian

Olaaa!! Perrrfect answer. 19  [22 rates]
m.viddya's Avatar
total posts: 218    
offline Offline
nuthin yet! :(
 this reply: 0 points  (with 0 Olaaa!! Perrrfect answer.   in 0 votes )   [?]
 
You have to be logged on to rate
  
[Post New]7 Apr 2008 16:37:43 IST
    Subject: Re:Multiple n submultiple angles..
Accepted Answer [?] [Up] View Post
uday_zingtudor (931)

Blazing goIITian

Olaaa!! Perrrfect answer. 155  [233 rates]
uday_zingtudor's Avatar
total posts: 503    
offline Offline
sin40 = cos50

cos170=-cos10 =sin80

sin160 =sin20=cos70

x-y = 0

~Cheerio!!!
Talk less work more!! {To be simplistic and gain respect}

Eat less work more!!! {To "build" ur body}

Work less Do more!!! {2 make ur life big}












don't get scared !!!
 this reply: 5 points  (with 1 Olaaa!! Perrrfect answer.   in 1 votes )   [?]
 
You have to be logged on to rate
  
 
Forum Index -> Trignometry
Go to:   

Top Offers for goIITians
Correspondence Courses
Brilliant Tutorials
Narayana Institute
Aakash Institute
Classroom/Crash Courses
Narayana - Kota , Delhi , Others
Brilliant Tutorials - Class , Crash
Aakash Institute - Medical , Engg
Online Test Series
Brilliant Tutorials
Narayana Institute
Aakash Institute
Mahesh Tutorials
AMITY      Sri Chaitanya