यदि \(x^2-9\) के दृश्य मॉडल में छोटा वर्ग हटाया गया है, तो छोटे वर्ग की भुजा क्या है?

If a small square is removed in the visual model of \(x^2-9\), what is the side of the small square?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (3)

Step 1

Concept

Since \(9=3^2\), the side of the removed small square is (3). Exam tip: take the square root of the removed area.

Step 2

Why this answer is correct

The correct answer is B. (3). Since \(9=3^2\), the side of the removed small square is (3). Exam tip: take the square root of the removed area.

Step 3

Exam Tip

\(9=3^2\) है इसलिए हटाए गए छोटे वर्ग की भुजा (3) है। परीक्षा में हटे हुए क्षेत्रफल का वर्गमूल लें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(x^2-9\) के दृश्य मॉडल में छोटा वर्ग हटाया गया है, तो छोटे वर्ग की भुजा क्या है? / If a small square is removed in the visual model of \(x^2-9\), what is the side of the small square?

Correct Answer: B. (3). Explanation: \(9=3^2\) है इसलिए हटाए गए छोटे वर्ग की भुजा (3) है। परीक्षा में हटे हुए क्षेत्रफल का वर्गमूल लें। / Since \(9=3^2\), the side of the removed small square is (3). Exam tip: take the square root of the removed area.

Which concept should I revise for this Mathematics MCQ?

Since \(9=3^2\), the side of the removed small square is (3). Exam tip: take the square root of the removed area.

What exam hint can help solve this Mathematics question?

\(9=3^2\) है इसलिए हटाए गए छोटे वर्ग की भुजा (3) है। परीक्षा में हटे हुए क्षेत्रफल का वर्गमूल लें।