John has taken out a loan for college. He started paying off the loan with a first payment of $100..


John has taken out a loan for college. He started paying off the loan

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John has taken out a loan for college. He started paying off the loan with a first payment of $100..
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with a first payment of $100. Each month he pays, he wants to pay back 1.1 times as the amount he paid the month before. Explain to John how to represent his first 20 payments in sigma notation. Then explain how to find the sum of his first 20 payments, using complete sentences. Explain why this series is convergent or divergent.