यदि \(a_n=\frac{5n-1}{2}\) है, तो \(a_7\) क्या होगा?
If \(a_n=\frac{5n-1}{2}\), what is \(a_7\)?
Explanation opens after your attempt
C. (17)
Concept
(a_7=\frac{5(7)-1}{2}=17). First simplify the numerator and then divide by (2).
Why this answer is correct
The correct answer is C. (17). (a_7=\frac{5(7)-1}{2}=17). First simplify the numerator and then divide by (2).
Exam Tip
(a_7=\frac{5(7)-1}{2}=17)। पहले अंश को सरल करें फिर (2) से भाग दें।
Login to save your score, XP, coins and progress.
