Trigonometry Question
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Grade 11 Trigonometry CCSS: HSF-TF.B.5
The sound intensity of a vibrating string varies periodically. The maximum intensity is 14 units and the minimum is 2 units. The vibration completes one cycle every 8 seconds. At a certain time, the intensity is 8 units and decreasing. Approximately what will the intensity be after 6 seconds?
- 2 units
- 8 units
- 14 units
- 11 units
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