Question

Which of the following lists of numbers are A. P justify 1,4,9,16

Answer 1

Step-by-step explanation:

the number 1 , 4 , 9 16 are not in Ap ,

4-1 = 3

9 -4=5

16-9 = 7

Since , the common difference is deferent , the following are not in Ap

Answer 2

Answer:

This is not an A.P, because

Here, a2 - a1

= 4 - 1

= 3

a3 - a2

= 9 - 4

= 5

Here the common difference d is not same. Hence it not an A.P Hope this will help u.

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