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Home > PC > Chapter 6 > Lesson 6.4.2 > Problem 6-159

6-159.

Draw a sketch of the situation. From the sketch, find:
1. Amplitude
2. Vertical Shift
3. Horizontal Shift
4. Period
5. From the period, find the frequency (b) which is needed for the equation.
6. Use the general form for the sine or cosine to write the equation.
7. Set your function equal to 12 inches and solve.