Question

Which of the following is an A.P.? 4,9,14,19.. 2,3,5,8... 10,20,40,80... -1,3,8,16...

Answer 1

Answer:

First one is in A.P

i.e., 4,9,14,19 because the common difference is 5

but in 2nd the difference is 1 and then 2

in 3rd the difference is 10 10 and then 20

in 4th the difference is 4 and then 5

Hope you may get it

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