यदि समानांतर श्रेढ़ी में \(a_4=25\) और \(a_8=49\) है, तो समान अंतर क्या है?
If an arithmetic progression has \(a_4=25\) and \(a_8=49\), what is the common difference?
Explanation opens after your attempt
C. (6)
Concept
From the fourth to the eighth term there are (4) gaps and the increase is (24), so (d=6). Count the number of gaps correctly.
Why this answer is correct
The correct answer is C. (6). From the fourth to the eighth term there are (4) gaps and the increase is (24), so (d=6). Count the number of gaps correctly.
Exam Tip
चौथे से आठवें पद तक (4) अंतर हैं और वृद्धि (24) है, इसलिए (d=6)। अंतरालों की संख्या सही गिनें।
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