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### Sketching the Graph of a Trigonometric Function I…

03:44
University of California, Berkeley
Problem 57

# Sketching the Graph of a Trigonometric Function In Exercises $55-66,$ sketch the graph of the function.$$y=-\sin \frac{2 \pi x}{3}$$

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## Video Transcript

Okay, so we have amplitude of one on a period of to pi over to pie or between. Excuse me. Hey, And grass were signed. It would end one home period at three. How would it look? Something like one. And you have a negative out in front. It won't hit up like this First. Critical in other directions, something like this.