एक समान्तर श्रेणी में \(a_{20}=178\) और \(a_{52}=626\) है। \(a_{36}\) क्या होगा?
In an AP \(a_{20}=178\) and \(a_{52}=626\). What is \(a_{36}\)?
Explanation opens after your attempt
C. (402)
Concept
\(a_{36}\) is equally spaced between \(a_{20}\) and \(a_{52}\). Therefore \(a_{36}=\frac{178+626}{2}=402\).
Why this answer is correct
The correct answer is C. (402). \(a_{36}\) is equally spaced between \(a_{20}\) and \(a_{52}\). Therefore \(a_{36}=\frac{178+626}{2}=402\).
Exam Tip
\(a_{36}\), \(a_{20}\) और \(a_{52}\) के बीच समान दूरी पर है। इसलिए \(a_{36}=\frac{178+626}{2}=402\)।
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