Sequences Test Review

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What is a sequence?

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A sequence is an ordered list of numbers that follow a specific pattern or rule.

Front

Define an arithmetic sequence.

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An arithmetic sequence is a sequence of numbers in which the difference between consecutive terms is constant.

Front

What is the formula for the nth term of an arithmetic sequence?

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Define a geometric sequence.

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A geometric sequence is a sequence of numbers where each term after the first is found by multiplying the previous term by a fixed, non-zero number called the common ratio.

Front

What is the formula for the nth term of a geometric sequence?

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What is the sum of the first n terms of an arithmetic sequence?

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What is the sum of the first n terms of a geometric sequence?

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Front

What is a recursive formula?

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A recursive formula defines each term of a sequence using the preceding term(s).

Front

Write the recursive formula for the sequence 3, 6, 12, 24, ...

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