Which of the following form of an AP? Justify your answer.
We have a1 = 
, a2 = 
and a3 = 
a2 - a1 = 
a3 - a2 = 
Clearly, the difference of successive terms is not same, therefore given list of numbers does not form an AP.
1
Which of the following form of an AP? Justify your answer.
We have a1 = , a2 = and a3 =
a2 - a1 =
a3 - a2 =
Clearly, the difference of successive terms is not same, therefore given list of numbers does not form an AP.