यदि \(a_1=2\), \(a_2=5\) और \(a_n=a_{n-1}+2\) है तो \(a_4\) क्या होगा?
If \(a_1=2\), \(a_2=5\), and \(a_n=a_{n-1}+2\), what is \(a_4\)?
Explanation opens after your attempt
C. (9)
Concept
\(a_3=7\) and \(a_4=9\). Exam tip: \(a_n\) is (2) more than the previous term.
Why this answer is correct
The correct answer is C. (9). \(a_3=7\) and \(a_4=9\). Exam tip: \(a_n\) is (2) more than the previous term.
Exam Tip
\(a_3=7\) और \(a_4=9\) है। \(a_n\) पिछले पद से (2) अधिक है।
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