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Vector Projection
Analytic trigonometry
Sine and cosine also can be defined in terms of the second and first coordinates of point on the circle of radius 1 centered at the origin (0,0).
Directed Arcs of Circles and Radian Measure
Trigonometric Functions of directed arcs of radius 1
Graphs of Trigonometric Functions
Inverse Trigonometric Functions (C)
Graphs of Inverse Trigonometric Functions
Five Fundamental Identities (C)
Circle Identity (C)
Cosine is even and sine is odd (C)
Addition formula for sine and for cosine (C)
Amplitude and Phase Shift (C)
Derived Identities (C)
Double angles (C)
Half Angles (C)
Product Formulae (C)
Identities for Tangent, Secant, Cotangent and Cosecant
Simplifying Expressions Involving Trigonometric and Inverse Trigonometric Functions (C)
Exercises
Eric S Key
12/30/1999
