Problem 18 of 7
Identify midline from sinusoidal graph features maximum -2, minimum -8.
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average max and min.
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Average maximum and minimum, including positive and negative midlines.
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Solution
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1. Read maximum and minimum or derive missing endpoint from amplitude.
2. Average maximum and minimum.
3. Write the horizontal midline equation.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Using amplitude as the midline.