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Writing and Using Explicit Rules for Arithmetic Sequences

Writing and Using Explicit Rules for Arithmetic Sequences 1.5 - Solution

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Let be the sequence representing the number of tires in the bin. After the first purchase, the bin has tires. This means that our first term, is For each new customer, the bin gains another tires which makes the common difference of the sequence

Finding our formula

The generic form of an explicit formula of an arithmetic sequence is where is the initial value and is the common difference. By substituting and into the above formula, we get our equation.