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# 5.4.2 the graphs of sine and cosine

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### 5.4.2 the graphs of sine and cosine

1. 1. 5.4 Graphs of Sine and Cosine<br />Period Changes<br />Finding Increments<br />Write equations of sinusoidal functions<br />
2. 2. For period T, the formula <br />will be used to determine<br />the value in the equation of <br />The increments, distance between tick <br />marks, is determined by the formula <br />
3. 3. A period change for trigonometric <br />functions is similar to horizontal<br />stretch/compression factors for <br />other functions you’ve studied.<br />
4. 4. Period:<br />Increments:<br />
5. 5. Period:<br />Increments:<br />
6. 6. Period:<br />Increments:<br />
7. 7. Use the equation to find the amplitude <br />and period without graphing.<br />Amplitude:<br />Period:<br />Increments:<br />
8. 8. Use the equation to find the amplitude <br />and period without graphing.<br />Amplitude:<br />Period:<br />Increments:<br />
9. 9. Assignment<br />p. 415 # 29 – 59 odd<br />