An online computer game company has 10,000 subscribers paying $8 per month. Their research shows that for every 25-cent reduction in their fee, they will attract another 500 users. The table below models the revenue for several fee rates. Fee ($) $8.00 $7.75 $7.50 $7.25 Revenue ($) $80,000 $81,375 $82,500 $83,375 a.) Use the data in the table & a graphing calculator or Desmos to write an equation to find the revenue for any fee rate. b.) What fee should the company charge to maximize their revenue? How do you know?

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