The questions in this box pertain to the following graph:
1. Which of the numbered choices is a possible equation for this graph?
| 1) y = 3cos(x) |
2) y = 3sin(x) |
| 3) y = sin(3x) |
4) y = cos(3x) |
2. The equation of the midline is y = _______.
3. The amplitude is equal to ________.
4. The range is from _______ to _______.
5. Find y when x = π / 3 (to the nearest hundredth).
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