SOLUTION: graph the function y= 2cos(theta + pi/3)

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Question 218332: graph the function y= 2cos(theta + pi/3)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Simply start with f%28x%29=cos%28x%29






and shift the entire graph over to the left pi%2F3 units to get g%28x%29=cos%28x%2Bpi%2F3%29


Graph of y=cos%28x%29 (red) and y=cos%28x%2Bpi%2F3%29 (green)


So the graph of g%28x%29=cos%28x%2Bpi%2F3%29 is