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#1 2008-11-30 01:16:54
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 49,177
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
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
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