# what is the range (minimum and maximum values of:

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• March 10th 2011, 01:43 PM
mwin002
what is the range (minimum and maximum values of:
y=2cos(4X+1)

heeeeeeeeeeeeelp
• March 10th 2011, 01:52 PM
e^(i*pi)
What do you know about the graph of $f(\theta) = \cos \theta$ and more generally $g(\theta) = af(\theta)$ where a is some constant