30-06-2020
Mathematics

contestada

The geometric sequence is 4,-12,36,-108 . What is the common ratio
A. -3
B. -4
C. 3
D. 1/3

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tulipsomg tulipsomg

30-06-2020

Answer:

-3

Step-by-step explanation:

4 x -3= -12 (a positive times a negative = a negative number)

-12 x-3 = 36 (a neg times a neg = positive num)/ the negs cancl eachother out

36 x -3 = -108 etc.

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