(vi) Compound and multiple angles. Identify without use of tables. Simple cases only. Their use in simple Identities and solution of trig. ratios. a cos x + b sin x = c (vii) Graphical solution of simple trig. equation. (viii) Solution of triangles. Include the notion of radian and trigonometric ratios of negative angles. 3. Indices, Logarithms and Surds. (a) Indices (i) Elementary theory of Indices. (ii) Elementary
Lesson 2-16: Recovering Your Workbooks .........................................................................90 Chapter Two Review............................................................................................................92 Chapter Three: Formatting a Worksheet .....................................................................99 Lesson 3-1: Formatting Fonts with the Formatting Toolbar ..............................................100 Lesson 3-2: Formatting Values ..............