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Find the common ratio of the geometric sequence 9,-18,36

2 Answers

3 votes

Answer:

y ar u gay

Explanation:

User Siddharth Pal
by
5.8k points
6 votes

Answer:

r = - 2

Explanation:

The common ratio r of a geometric sequence is

r =
(a_(1) )/(a_(1) ) =
(-18)/(9) = - 2

User DACW
by
5.1k points