समांतर श्रेणी \(10,15,20,25,\ldots\) का सामान्य पद क्या है?
What is the general term of the arithmetic progression \(10,15,20,25,\ldots\)?
Explanation opens after your attempt
A. \(a_n=5n+5\)
Concept
The first term is (10) and the difference is (5), so \(a_n=5n+5\). In exams, find the constant part from the first term.
Why this answer is correct
The correct answer is A. \(a_n=5n+5\). The first term is (10) and the difference is (5), so \(a_n=5n+5\). In exams, find the constant part from the first term.
Exam Tip
पहला पद (10) और अंतर (5) है, इसलिए \(a_n=5n+5\) है। परीक्षा में पहले पद से स्थिर भाग निकालें।
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