वर्गमूल सर्पिल में \(\sqrt{72}\) के लिए सही संख्या-रेखा स्थान कौन-सा है?

Which number-line location is correct for \(\sqrt{72}\) in a square root spiral?

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

B. \(8<\sqrt{72}<9\)

Step 1

Concept

Because \(8^2=64\) and \(9^2=81\). The number (72) lies between them.

Step 2

Why this answer is correct

The correct answer is B. \(8<\sqrt{72}<9\). Because \(8^2=64\) and \(9^2=81\). The number (72) lies between them.

Step 3

Exam Tip

क्योंकि \(8^2=64\) और \(9^2=81\) हैं। (72) इनके बीच है।

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वर्गमूल सर्पिल में \(\sqrt{72}\) के लिए सही संख्या-रेखा स्थान कौन-सा है? / Which number-line location is correct for \(\sqrt{72}\) in a square root spiral?

Correct Answer: B. \(8<\sqrt{72}<9\). Explanation: क्योंकि \(8^2=64\) और \(9^2=81\) हैं। (72) इनके बीच है। / Because \(8^2=64\) and \(9^2=81\). The number (72) lies between them.

Which concept should I revise for this Mathematics MCQ?

Because \(8^2=64\) and \(9^2=81\). The number (72) lies between them.

What exam hint can help solve this Mathematics question?

क्योंकि \(8^2=64\) और \(9^2=81\) हैं। (72) इनके बीच है।