katrinaurbanski5 katrinaurbanski5

06-10-2020
Mathematics

contestada

Find the common ratio of the geometric sequence 2,-6,18,...

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06-10-2020

Answer: -3

Step-by-step explanation:

Use the ratio r= a2/a1

So -6/2= -3

2*-3=-6

-6*-3= 18

18*-3= -54

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