y = 10+7.5cos(0.507t). How quickly is the tide rising or falling (in meters/hour) at each of the following times? Enter the changes as positive values rounded to two decimal places. The tide is falling v at i ! meters/hour. (a) 4:00 am: The tide is v at ! meters/hour. rising (b) 7:00 am: meters/hour. The tide is rising at (c) Noon: meters/hour. The tide is falling at (d) 4:00 pm:

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