What are the important points to graph #y=3cos x#?
1 Answer
Dec 7, 2015
I would say the important points are the zeroes, peaks, and troughs from 0 to 2pi radians.
Explanation:
so:
graph{3cosx [-0.73, 19.73, -5.115, 5.115]}
this will let you draw the curve for one full period
