The General Sine Function
By A.B.Cron The sine function is one of the more common circular functions. The domain of the sine is (-inf, inf). The base range is (-1, 1).
The red dashed line is the base sine function. One period is always highlighted. The blue line is the sine in general form. This applet can be used by teachers in a demonstration mode in the classroom or teachers can have students load it on their own computers with a worksheet to be complete for a grade.