Graphs of Cosine and Sine. Cosine and sine of an angle θ are defined to be the x and y-coordinates of the point P on the unit circle with the property that the line from O to P makes and angle θ with ...

Visualizing Functions as Graphs: 1.1: A graph of a functions is a visual representation of the pairs (input, output), in the plane. This applet will help you to understand the connection between the ...

National 5; Working with the graphs of trigonometric functions Phase angle. Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points.