Question

what is the common ratio of -3, 5, -7, 9, -11

Answer 1

-0,6

Answer 2

well to find the common ratio compare the ratio of terms

is \[\frac{5}{-3} = \frac{-7}{5} = \frac{9}{-7} = \frac{-11}{9}\]

you should have the same value for each fraction.... and thats the common ratio...

Answer 3

there is no common ratio, the series is neither geometric and arithmetic