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Find the common ratio of the geometric sequence 4, -20, 100, -500, ... A. -5 B. 1/4 C. -1/5 D. 4
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Find the common ratio of the geometric sequence 4, -20, 100, -500, ...

A. -5
B. 1/4
C. -1/5
D. 4

User John Bartels
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1 Answer

6 votes

Answer:

r = -5. Find the pattern and write the recursive formula: a_n + 1 = - 5 a_nGiven the recursive formula: r =

User Awbergs
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