भुजा \(x-2\) वाले वर्ग का क्षेत्र मॉडल किस विस्तार को सही दिखाता है?

Which expansion is correctly shown by the area model of a square with side \(x-2\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

A. \(x^2-4x+4\)

Step 1

Concept

In \((x-2)^2\), there is \(x^2\), two subtracted \(2x\) parts, and \(4\) added. Exam tip: watch the negative sign.

Step 2

Why this answer is correct

The correct answer is A. \(x^2-4x+4\). In \((x-2)^2\), there is \(x^2\), two subtracted \(2x\) parts, and \(4\) added. Exam tip: watch the negative sign.

Step 3

Exam Tip

\((x-2)^2\) में \(x^2\), घटे हुए दो \(2x\) भाग और \(4\) जुड़ता है। परीक्षा में ऋण चिह्न का ध्यान रखें।

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Mathematics Answer, Explanation and Revision Hints

भुजा \(x-2\) वाले वर्ग का क्षेत्र मॉडल किस विस्तार को सही दिखाता है? / Which expansion is correctly shown by the area model of a square with side \(x-2\)?

Correct Answer: A. \(x^2-4x+4\). Explanation: \((x-2)^2\) में \(x^2\), घटे हुए दो \(2x\) भाग और \(4\) जुड़ता है। परीक्षा में ऋण चिह्न का ध्यान रखें। / In \((x-2)^2\), there is \(x^2\), two subtracted \(2x\) parts, and \(4\) added. Exam tip: watch the negative sign.

Which concept should I revise for this Mathematics MCQ?

In \((x-2)^2\), there is \(x^2\), two subtracted \(2x\) parts, and \(4\) added. Exam tip: watch the negative sign.

What exam hint can help solve this Mathematics question?

\((x-2)^2\) में \(x^2\), घटे हुए दो \(2x\) भाग और \(4\) जुड़ता है। परीक्षा में ऋण चिह्न का ध्यान रखें।