Lesson: Using Arithmetic Sequence Formulas

In this lesson, we will learn how to write explicit and recursive formulas for arithmetic sequences to find the value of the nth term in an arithmetic sequence and how to find a term's order given its value.

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08:40

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Sample Question Videos

03:18
01:07

Worksheet: 25 Questions • 2 Videos

Q1:

Find the first term of an arithmetic sequence whose common difference is , where .

Q2:

Find the order of the term whose value is 112 in the sequence .

Q3:

Find , given the arithmetic sequence .

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