kendal79 kendal79

03-10-2019
Mathematics

contestada

Find the common ratio of the sequence. 3,-9,27,-81

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jimrgrant1 jimrgrant1

03-10-2019

Answer:

r = - 3

Step-by-step explanation:

To find the common ratio r, divide consecutive terms

- 9 ÷ 3 = - 3

27 ÷ - 9 = - 3

- 81 ÷ 27 = - 3

Thus common ratio = - 3

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