3 Steps to Sketch: Graph y=cosx

Master the 3 Steps to Sketch method while graphing y=cosx. Step #1: Find the Essentials Step #2: Plot Key Points Step #3: Sketch and Repeat! Use this easy method to graph any basic (unshifted) cosine graph. For more examples of cosine and other trig graphs, check out this playlist:    • Graphing Cosine: 3 Steps to Sketch