वर्गमूल सर्पिल में \(\sqrt{840}\) का सही स्थान कौन-सा है?

What is the correct position of \(\sqrt{840}\) in a square root spiral?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

B. \(28<\sqrt{840}<29\)

Step 1

Concept

Because \(28^2=784\) and \(29^2=841\). The number (840) lies between them.

Step 2

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.

Step 3

Exam Tip

क्योंकि \(28^2=784\) और \(29^2=841\) हैं। (840) इनके बीच आता है।

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Mathematics Answer, Explanation and Revision Hints

वर्गमूल सर्पिल में \(\sqrt{840}\) का सही स्थान कौन-सा है? / What is the correct position of \(\sqrt{840}\) in a square root spiral?

Correct Answer: B. \(28<\sqrt{840}<29\). Explanation: क्योंकि \(28^2=784\) और \(29^2=841\) हैं। (840) इनके बीच आता है। / Because \(28^2=784\) and \(29^2=841\). The number (840) lies between them.

Which concept should I revise for this Mathematics MCQ?

Because \(28^2=784\) and \(29^2=841\). The number (840) lies between them.

What exam hint can help solve this Mathematics question?

क्योंकि \(28^2=784\) और \(29^2=841\) हैं। (840) इनके बीच आता है।