वर्गमूल सर्पिल में \(\sqrt{840}\) का सही स्थान कौन-सा है?
What is the correct position of \(\sqrt{840}\) in a square root spiral?
Explanation opens after your attempt
B. \(28<\sqrt{840}<29\)
Concept
Because \(28^2=784\) and \(29^2=841\). The number (840) lies between them.
Why this answer is correct
The correct answer is B. \(28<\sqrt{840}<29\). Because \(28^2=784\) and \(29^2=841\). The number (840) lies between them.
Exam Tip
क्योंकि \(28^2=784\) और \(29^2=841\) हैं। (840) इनके बीच आता है।
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