Question

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What is the common ratio of the sequence?

-2, 6, -18, 54,...

−3
−2
3
8

Answer 1

the right answer is -3

Explanation:

When we analyze the sequence it is observed that all numbers are multiplied by the value of -3.

using the formula

q =
`(t2)/(t1)= (6)/(-2)= -3`