445.102 Mathematics 2
445.102 Lecture 4/2
Administration
Radians A mathematical measure of angle is defined using the radius of a circle.
sin(¯)
Post-Lecture Exercise
Lecture 4/1 ñ Summary
The Sine Function (Many Rotations)
Preliminary Exercise
C(¯)
cos(¯)
tan(¯)
Constructions on the Unit Circle
The Cosine Function (Many Rotations)
The Tangent Function (Many Rotations)
The Secant Function
sec ¯/1 = sec ¯ = 1/cos ¯
Inverse Functions
An Equation
An Example ....
A Special Triangle
Another Special Triangle
Lecture 4/2 ñ Summary
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