SOLUTION: How do I graph y = 4 cos x? I know there's some sort of table to help me with this...?
Algebra.Com
Question 413547: How do I graph y = 4 cos x? I know there's some sort of table to help me with this...?
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
If you know that the graph of cos(x) is a wave,
You can scale the graph by 4 (i.e. the amplitude is multiplied by 4) to obtain
, which is the graph of y = 4 cos(x).
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