यदि \(a_n=95-7n\) है तो \(a_4+a_8\) का मान क्या होगा?
If \(a_n=95-7n\) then what is the value of \(a_4+a_8\)?
Explanation opens after your attempt
B. (106)
Concept
\(a_4=67\) and \(a_8=39\) so the sum is (106). In exams find both terms carefully in a decreasing formula.
Why this answer is correct
The correct answer is B. (106). \(a_4=67\) and \(a_8=39\) so the sum is (106). In exams find both terms carefully in a decreasing formula.
Exam Tip
\(a_4=67\) और \(a_8=39\) इसलिए योग (106) है। परीक्षा में घटते सूत्र में दोनों पद सावधानी से निकालें।
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