### Objective

Student will work with change in period of sine and cosine and tangent curves. Students will practice: a) identifying period and amplitude based on equation or on the graph, b) write equation from graph, c) write graph from equation.

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Student will work with change in period of sine and cosine and tangent curves. Students will practice: a) identifying period and amplitude based on equation or on the graph, b) write equation from graph, c) write graph from equation.

This is a 4 part worksheet:

**Part I**Model Problems**Part II**Practice**Part III**Challenge Problems**Part IV**Answer Key