यदि ((50-3)2) का मॉडल बनता है तो कौन सा मध्य क्षेत्र घटेगा?
If the model of ((50-3)2) is made, which middle area will be subtracted?
Explanation opens after your attempt
A. \(2\cdot50\cdot3\)
Concept
In ((a-b)2), (2ab) is subtracted. Here the subtracted area is \(2\cdot50\cdot3\).
Why this answer is correct
The correct answer is A. \(2\cdot50\cdot3\). In ((a-b)2), (2ab) is subtracted. Here the subtracted area is \(2\cdot50\cdot3\).
Exam Tip
((a-b)2) में (2ab) घटता है। यहां घटने वाला क्षेत्र \(2\cdot50\cdot3\) है।
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