यदि \(a_1=180\) और (a_{n+1}=a_n-(6n+5)) है तो \(a_3\) क्या होगा?
If \(a_1=180\) and (a_{n+1}=a_n-(6n+5)), what is \(a_3\)?
Explanation opens after your attempt
B. (152)
Concept
The terms are (180,169,152), so \(a_3=152\). Exam tip: calculate (6n+5) before subtracting.
Why this answer is correct
The correct answer is B. (152). The terms are (180,169,152), so \(a_3=152\). Exam tip: calculate (6n+5) before subtracting.
Exam Tip
पद (180,169,152) हैं इसलिए \(a_3=152\) है। घटाने से पहले (6n+5) निकालें।
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