Question

how to graph this, y=-2cos(3x-4pi/3)-3

Answer 1

Jay - do you have Open Office? It's a pretty good set of programs and it is 100% free.
It will do graphs for you.

Answer 2

open office huh?

Answer 3

Here's the link where you can download it:
http://www.openoffice.org/download/index.html

Answer 4

I don't know if you still want this but here goes:

Radians Value
0.00 -2.00000
0.25 -1.08768
0.50 -1.20155
0.75 -2.28051
1.00 -3.74557
1.25 -4.81053
1.50 -4.90393
1.75 -3.97563
2.00 -2.52379
2.25 -1.32749
2.50 -1.02870
2.75 -1.78775
3.00 -3.19732
3.25 -4.50100
3.50 -4.99921
3.75 -4.42460
4.00 -3.08552
4.25 -1.70054
4.50 -1.01288
4.75 -1.39156
5.00 -2.63336
5.25 -4.07190
5.50 -4.93525
5.75 -4.76009
6.00 -3.64043
6.25 -2.17710
6.50 -1.15536
6.75 -1.12349
7.00 -2.09860
7.25 -3.55742

and the graph is: