Published by:
CGP EDU Academic Team
Published on: August 11, 2026
If a 1 , a 2 , a 3 are in arithmetic progression and d is the common difference, then 
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
Since, a 1 , a 2 , a 3 are in A.P.
a 2 – a 1 = d = a 3 - a 2
Now, 
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