What is the common ratio for the geometric sequence? -1/8 , 1/2,-2,8,-16,64 A. -4 B.-1/4 C. 4 D.1/4

asked Dec 24, 2018 40.5k views

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What is the common ratio for the geometric sequence?

-1/8 , 1/2,-2,8,-16,64

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

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5 votes

The common ratio of this geometric sequence is -4

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3 votes

A. -4, because every time you multiply negative 4 with the preceding number, you get the next number in the sequence.

Delpes answered Dec 30, 2018

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