दृश्य मॉडल में \((a+b+c)^2\) बनाते समय कौन सा पद दो बार आता है?
While making the visual model of \((a+b+c)^2\), which term appears twice?
Explanation opens after your attempt
Correct Answer
A. \(ab\)
Concept
In the square grid, \(ab\) and \(ba\) are two equal parts. So their sum becomes \(2ab\).
Why this answer is correct
The correct answer is A. \(ab\). In the square grid, \(ab\) and \(ba\) are two equal parts. So their sum becomes \(2ab\).
Exam Tip
वर्ग ग्रिड में \(ab\) और \(ba\) दो समान भाग होते हैं। इसलिए उनका योग \(2ab\) बनता है।
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