Beyonce4 Group Title what is the common ratio of a sequence 2, -6, 18,-54,...? one year ago one year ago

1. Hoa Group Title

-3

2. whpalmer4 Group Title

To find the common ratio, just divide two adjacent elements. $\frac{-6}{2} =$$\frac{18}{-6}=$$\frac{-54}{18}=$See a pattern? :-)