13. A credit card currently has an outstanding balance of $4,000 in it. The bank charges 5% interest every month, and th
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13. A credit card currently has an outstanding balance of $4,000 in it. The bank charges 5% interest every month, and th
13. A credit card currently has an outstanding balance of $4,000 in it. The bank charges 5% interest every month, and the cardholder pays the minimum balance of $70 per month. Assume yn is the balance after n months. ( 6 marks) a. Find the difference equation and solve it. b. When will the credit card balance be zero? c. Find the balance after 2 years.
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