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Which is the most suitable estimate of ( \sqrt{7}-\sqrt{5} ) on the number line?संख्या रेखा पर ( \sqrt{7}-\sqrt{5} ) का सबसे उचित अनुमान कौन सा है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: (0.41)(0.41)
( \sqrt{7}\approx2.646 ) and ( \sqrt{5}\approx2.236 ), so the difference is about (0.41). The difference of nearby roots is small.( \sqrt{7}\approx2.646 ) और ( \sqrt{5}\approx2.236 ), इसलिए अंतर लगभग (0.41) है। निकट मूलों का अंतर छोटा होता है।
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