Mathematics - Lecture 22 "Graphing circular functions" presents the following content: Graphing sine and cosine functions, graphs of the tangent and cotangent functions, graphs of the secant and cosecant functions, trigonometric functions of angles,. | Graphing Circular Functions Institute of Mathematics, University of the Philippines Lecture 22 (IMath, UP) Graphing Circular Functions Lec. 22 1 / 32 Graphing Sine and Cosine Functions Facts: 1 dom cos = dom sin = (IMath, UP) Graphing Circular Functions Lec. 22 2 / 32 Graphing Sine and Cosine Functions Facts: 1 dom cos = dom sin = (IMath, UP) R Graphing Circular Functions Lec. 22 2 / 32 Graphing Sine and Cosine Functions Facts: 1 dom cos = dom sin = 2 R ran cos = ran sin = (IMath, UP) Graphing Circular Functions Lec. 22 2 / 32 Graphing Sine and Cosine Functions Facts: R 1 dom cos = dom sin = 2 ran cos = ran sin = [−1, 1] (IMath, UP) Graphing Circular Functions Lec. 22 2 / .