यदि \(a_4=20\) और \(a_8=44\) है, तो \(a_{12}\) क्या होगा?
If \(a_4=20\) and \(a_8=44\), what is \(a_{12}\)?
Explanation opens after your attempt
C. (68)
Concept
The increase over four gaps is (24), so (d=6) and (a_{12}=44+4(6)=68). Moving forward from a nearby term is easy.
Why this answer is correct
The correct answer is C. (68). The increase over four gaps is (24), so (d=6) and (a_{12}=44+4(6)=68). Moving forward from a nearby term is easy.
Exam Tip
चार अंतरों में वृद्धि (24) है, इसलिए (d=6) और (a_{12}=44+4(6)=68)। पास के पद से आगे बढ़ना आसान है।
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