Question

The common difference of the A.P.
-1.1, -3.1, -5.1, -7.1, ..........is​

Answer 1

Answer:

-2 since -3.1-(-1.1) is -2

Answer 2

Answer:

In the above AP

a= -1.1

a2= -3.1

Common difference (d) =a2-a

= -3.1-(-1.1)

= -3.1+1.1

= -2.0

Hope you found it useful ^_^