MCQ 11 Mark
Assertion (A): $a_n-a_{n-1}$ is not independent of $n$ then the given sequence is an AP.
Reason (R): Common difference $d=a_n-a_{n-1}$ is constant or independent of $n$.
Reason (R): Common difference $d=a_n-a_{n-1}$ is constant or independent of $n$.
- ABoth A and R are true and R is the correct explanation of A.
- BBoth A and R are true but R is not the correct explanation of A.
- CA is true but R is false.
- ✓A is false but R is true.
Answer
View full question & answer→Correct option: D.
A is false but R is true.
(d) A is false but R is true.
Explanation : We have, common difference of an AP
$d=a_n-a_{n-1}$ is independent of $n$ or constant.
So, A is false but R is true.
Explanation : We have, common difference of an AP
$d=a_n-a_{n-1}$ is independent of $n$ or constant.
So, A is false but R is true.
