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#1 2008-11-30 01:16:54

ganesh
Moderator
Registered: 2005-06-28
Posts: 12,968

High School Mathematics - Trignometry.

1. Simplify;-

2.Prove that

3. Prove that

4. Show that:


5. If A = 60°, and B = 30°, verify that

(i) sin (A + B) = sinA cosB + cosA sinB

(ii) cos(A + B) = cosA cosB - sinA sinB


Character is who you are when no one is looking.

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