# Cosine Graphs: y = c + a cos [b(x – d)]

- Author:
- wrepsher

- Topic:
- Cosine, Function Graph

This applet is designed to let you investigate the graphs of cosine functions.
The function being graphed in blue is: y = c + a cos [b(x – d)].
This graph can easily be compared to the graph of y = cos(x) that is graphed in red.
Use the sliders to change the values of a, b, c, and d.