OpenStax, Algebra and Trigonometry 2e §13.3 Geometric Sequences · Example 1 · Probability · Counting & chance

Geometric Sequences · Example 1

Determine if each sequence is geometric. If so, indicate the common ratio.
ⓐ $4, 8, 16, 32, 64, 128, \dots$
ⓑ $- 2, 6, - 12, 36, - 72, 216, \dots$

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OpenStax, Algebra and Trigonometry 2e · §13.3 Geometric Sequences · Example 1

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