# Chapter 11.1-11.4 Test Outline

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- Know the differences and similarities in form, domain, notation, type of math, and graphs between:
- linear functions and arithmetic sequences
- exponential functions and geometric sequences

- Understand the relationship between a series and its sequence.
- Memorize the formulas for arithmetic and geometric sequences and series.
- How to find the next term.
- How to find term n.

- Write formulas for a
_{n}or S_{n}when given values of a sequence or series. - Solving problems:
- Understand what kind of sequence or series you are working with.
- Identify any of the following data from the problem: n, a
_{n}, S_{n}, a_{1}, S_{1}, d, r. - Find the appropriate formula that uses the data you are given to find needed data.
- Solve for the needed data.

- Sigma notation
- Be able to translate into English
- Write the sequence and series specified by sigma notation.
- Given a formula for a sequence, write a sigma notation expression for a term of its series.
- Use series formulas to evaluate sigma notation.