c3 Trigonometry
Mathematics presentation trigonometry and circle
l2e1
Copyright © Cengage Learning. All rights reserved. 5 Analytic Trigonometry.
Section 5.5. In the previous sections, we used: a) The Fundamental Identities a)Sin²x + Cos²x = 1 b) Sum & Difference Formulas a)Cos (u – v) = Cos u.
