Two magazines were introduced at the same time. Magazine 1 had an initial circulation of 200, and magazine 2 had an initial circulation of 700. The circulation A for magazine 1 satisfies the equation of change

Question

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The circulation B for magazine 2 satisfies the equation of change

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Here t is measured in months. In the following questions, if your answer involves an exponential function write it using the alternative form for an exponential function.A: Find a formula that gives the circulation of magazine 1 after t months.B: Find a formula that gives the circulation of magazine 2 after t months.C: When will the circulations for the two magazines be the same? Round your answer to two decimal places.



What will be an ideal response?

Answer 1