1. The water temperature in degrees Fahrenheit at St. Petersburg, FL can be modeled by f (x) = 12.4 sin E (x – 4.2) ) + 75 modify this formula to model the monthly average water temperatures vary between 60 degrees F and 90 degrees F. Hint: The max and min output of sin ( (x – 4.2)). are 1 and -1 respectively. -

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