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The function y=3.5x+2.8 represents the cost y (in dollars ) of a taxi ride of x miles. a. Identify the independent and dependent variables. b.

The function y=3.5x+2.8 represents the cost y (in dollars ) of a taxi ride of x miles. a. Identify the independent and dependent variables. b. You have enough money to travel at most 20 miles in the taxi. Find the domain and range of the function.

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