How do you graph # y=-2+cosx#?

1 Answer
Sep 22, 2017

Answer:

By providing numbers to x, you can find value of the function and graph it.

Explanation:

If x is 0, your function will be #y=-2+1 = -1#

If x is #pi/4# your function will be #y=-2+0.707= -1.293#

etc. Now you can graph

graph{-2+(cosx) [-10.08, 9.92, -7.24, 2.76]}