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Read pages 522-523 Example 3 in your textbook, Principles of Mathematics 12.
Complete the following questions for more practice matching the equation of a sinusoidal function to its graph.
Click here to verify your answers.
- Match each graph with the corresponding equation below. Explain your reasoning.
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Graph A
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Graph B
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Graph D |
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- y = 3 sin( x + 120°) + 1
- y = 3 sin 2( x - 160°) - 2
- y = 3 sin( x - 120°) + 2
- y = 2 sin( x - 300°) - 1
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Graph
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Matching Equation |
Reasoning |
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A
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B
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C
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D
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Watch the Visualizing Sinusoidal Functions
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Now, see how you can use your knowledge of the key characteristics of sinusoidal functions to solve problems.
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Read pages 524-526 Example 4 in your textbook, Principles of Mathematics 12.
Complete the Your Turn question on page 526 for more practice interpreting the equation of a sinusoidal function to solve problems.
Click here to verify your answers.
Read page 493 In Summary andpage 514 Frequently Asked Questions of Mathematics 12.
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