Graph graph y=sinx and y=cos(x+pi/2) over the interval [-2pi,2pi] -What do you notice? -Why does this make sense? Thanks
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Originally Posted by johett Graph graph y=sinx and y=cos(x+pi/2) over the interval [-2pi,2pi] -What do you notice? -Why does this make sense? Thanks you get one graph by reflecting the other in the y-axis. here's a pic now what can you say?
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