यदि \(a_1=100\) और \(a_{n+1}=a_n-15\) है तो \(a_3\) क्या होगा?
If \(a_1=100\) and \(a_{n+1}=a_n-15\), what is \(a_3\)?
Explanation opens after your attempt
A. (70)
Concept
The terms are (100,85,70), so \(a_3=70\). Exam tip: do not skip steps even with large subtraction.
Why this answer is correct
The correct answer is A. (70). The terms are (100,85,70), so \(a_3=70\). Exam tip: do not skip steps even with large subtraction.
Exam Tip
पद (100,85,70) हैं इसलिए \(a_3=70\) है। बड़े घटाव में भी चरण न छोड़ें।
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