भुजा \(x-2\) वाले वर्ग के दृश्य मॉडल में कौन सा पद धनात्मक रहता है?
In the visual model of a square with side \(x-2\), which term remains positive?
Explanation opens after your attempt
B. \(x^2\) और \(4\)\(x^2\) and \(4\)
Concept
In \((x-2)^2=x^2-4x+4\), \(x^2\) and \(4\) are positive. Exam tip: square terms are positive.
Why this answer is correct
The correct answer is B. \(x^2\) और \(4\) / \(x^2\) and \(4\). In \((x-2)^2=x^2-4x+4\), \(x^2\) and \(4\) are positive. Exam tip: square terms are positive.
Exam Tip
\((x-2)^2=x^2-4x+4\) में \(x^2\) और \(4\) धनात्मक हैं। परीक्षा में वर्ग पद हमेशा धनात्मक देखें।
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