A manufacturer of graphing calculators has determined that 10,500 calculators per week will be sold at a price of $94. At a price of $91, it is estimated that 11,580 calculators would be sold. (a) Determine a linear function that will predict the number of calculators y that would be sold at a given price x.     (b) Use this model to predict the number of calculators that would be sold each week at a price of $73.calculators

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