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Is the following a geometric sequence? If so, find the common ratio.

Write your answer in one of these formats: "yes; 1/2" or "no"

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Vocabulary Review: Write the ratio in simplest form.

Use fraction form.

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Write the explicit and recursive formulas for each sequence on the canvas.

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Error Analysis: A friend provides the following recursive formula for the geometric sequence 1, -1, 1, -1, 1, ...

Explain your friend's error and give the correct recursive formula for the sequence.

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Critical Thinking: Describe the similarities and differences between arithmetic and geometric sequences.

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Reflection: Math Success

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