संख्या रेखा पर (2) और (3) के बीच \(\sqrt{7}\) को सही ढंग से रखने के लिए सबसे पहले कौन-सा निष्कर्ष उपयोगी है?
Which conclusion is most useful first to place \(\sqrt{7}\) correctly between (2) and (3) on the number line?
Explanation opens after your attempt
A. क्योंकि \(2^2<7<3^2\)Because \(2^2<7<3^2\)
Concept
Since \(2^2=4\) and \(3^2=9\), \(\sqrt{7}\) lies between (2) and (3). In exams, compare squares first.
Why this answer is correct
The correct answer is A. क्योंकि \(2^2<7<3^2\) / Because \(2^2<7<3^2\). Since \(2^2=4\) and \(3^2=9\), \(\sqrt{7}\) lies between (2) and (3). In exams, compare squares first.
Exam Tip
\(2^2=4\) और \(3^2=9\), इसलिए \(\sqrt{7}\) संख्या रेखा पर (2) और (3) के बीच होगा। परीक्षा में पहले वर्गों की तुलना करें।
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