Question

Math Town has 2 department stores. Super Savings Shop started with 20 members on January 1 and increased 15.5 members each month. Discount Deals was determined their membership could be described by the function f(x) = -7.2x + 275. a. Write the function to represent Super Savings Shop

Answer 1

The initial membership was 20 for Super Savings shop, and every month there is a constant increase of 15.5 new members. The function to represent this would be

`f(x)=20+15.5x`

Where x represents the number of months