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Math1313-Section5.1-Blank - Section 5.1 Simple Interest...

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Section 5.1 Simple Interest, Future Value, Present Value, and Effective Rate Interest that is computed on the original principal only is called simple interest. Formula: t I Pr = where P = principal r = rate t = time (in years) The sum of the principal and interest after t years is called the accumulated amount. Formula: ) 1 ( rt P A + = Example 1: Find the simple interest on a $1,000 investment made for 3 years at an interest rate of 5% per year. What is the accumulated amount? Example 2: Find the simple interest rate at which $1,000 will grow to $1,050 in 9 months. Section 5.1 – Simple Interest, Future Value, Present Value, and Effective Rate 1
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