यदि \(a_1=34\) और \(a_{19}=a_1+162\) है, तो \(a_{47}\) क्या होगा?
If \(a_1=34\) and \(a_{19}=a_1+162\), what is \(a_{47}\)?
Explanation opens after your attempt
A. (448)
Concept
From (18d=162), (d=9). \(a_{47}=34+46\times9=448\).
Why this answer is correct
The correct answer is A. (448). From (18d=162), (d=9). \(a_{47}=34+46\times9=448\).
Exam Tip
(18d=162) से (d=9)। \(a_{47}=34+46\times9=448\)।
Login to save your score, XP, coins and progress.
