भुजा (x+2y) वाले वर्ग में संयुक्त मध्य पद क्या होगा?
In a square of side (x+2y), what will be the combined middle term?
Explanation opens after your attempt
B. (4xy)
Concept
The middle term is \(2\cdot x\cdot 2y=4xy\). Exam tip: treat the second part (2y) as a whole.
Why this answer is correct
The correct answer is B. (4xy). The middle term is \(2\cdot x\cdot 2y=4xy\). Exam tip: treat the second part (2y) as a whole.
Exam Tip
मध्य पद \(2\cdot x\cdot 2y=4xy\) है। परीक्षा में दूसरे भाग (2y) को पूरा मानें।
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