Question

-0.2,-0.02,-0.002,-0.0002
is it a common diference or a common ratio

Answer 1

as u can see the difference between two terms in not constant but the ratio between any two terms is constant and it equals -0.1 , so its common ratio.

Answer 2

is it subtracting or adding

Answer 3

nevermind its multiplying

Answer 4

oops, the common ratio is +0.1,not 0.1
and yes , its multiplying.

Answer 5

it was right the first time

Answer 6

wait nevermind thanks