( (m+n)2 ) और \(m^2+n^2\) में क्या अंतर है?

What is the difference between ( (m+n)2 ) and \(m^2+n^2\)?

Explanation opens after your attempt
Correct Answer

B. (2mn)

Step 1

Concept

( (m+n)2=m-2+2mn+n-2 ), so the extra term is (2mn). Exam tip: remember this common mistake.

Step 2

Why this answer is correct

The correct answer is B. (2mn). ( (m+n)2=m-2+2mn+n-2 ), so the extra term is (2mn). Exam tip: remember this common mistake.

Step 3

Exam Tip

( (m+n)2=m-2+2mn+n-2 ), इसलिए अतिरिक्त पद (2mn) है। परीक्षा में यह सामान्य गलती याद रखें।

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Mathematics Answer, Explanation and Revision Hints

( (m+n)2 ) और \(m^2+n^2\) में क्या अंतर है? / What is the difference between ( (m+n)2 ) and \(m^2+n^2\)?

Correct Answer: B. (2mn). Explanation: ( (m+n)2=m-2+2mn+n-2 ), इसलिए अतिरिक्त पद (2mn) है। परीक्षा में यह सामान्य गलती याद रखें। / ( (m+n)2=m-2+2mn+n-2 ), so the extra term is (2mn). Exam tip: remember this common mistake.

Which concept should I revise for this Mathematics MCQ?

( (m+n)2=m-2+2mn+n-2 ), so the extra term is (2mn). Exam tip: remember this common mistake.

What exam hint can help solve this Mathematics question?

( (m+n)2=m-2+2mn+n-2 ), इसलिए अतिरिक्त पद (2mn) है। परीक्षा में यह सामान्य गलती याद रखें।

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