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Home > PC3 > Chapter 4 > Lesson 4.1.1 > Problem 4-20


​ Graph each of the following trigonometric functions. Describe the transformation.  

horizontal shift
vertical shift

Do not use a calculator! Sketch a prediction of what you think the curve looks like.
Then, use a graphing calculator to check your prediction. Correct any errors you might have made.
Remember that making mistakes and identifying and correcting them is how you build brain cells.