( (m-n)2 ) और \(m^2+n^2\) में कौन सा अतिरिक्त पद होता है?

Which extra term is present in ( (m-n)2 ) compared with \(m^2+n^2\)?

Explanation opens after your attempt
Correct Answer

B. (-2mn)

Step 1

Concept

( (m-n)2=m-2-2mn+n-2 ). Exam tip: write (-2mn) in the minus square identity.

Step 2

Why this answer is correct

The correct answer is B. (-2mn). ( (m-n)2=m-2-2mn+n-2 ). Exam tip: write (-2mn) in the minus square identity.

Step 3

Exam Tip

( (m-n)2=m-2-2mn+n-2 ) है। परीक्षा में घटाव वाली सर्वसमिका में (-2mn) लिखें।

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Mathematics Answer, Explanation and Revision Hints

( (m-n)2 ) और \(m^2+n^2\) में कौन सा अतिरिक्त पद होता है? / Which extra term is present in ( (m-n)2 ) compared with \(m^2+n^2\)?

Correct Answer: B. (-2mn). Explanation: ( (m-n)2=m-2-2mn+n-2 ) है। परीक्षा में घटाव वाली सर्वसमिका में (-2mn) लिखें। / ( (m-n)2=m-2-2mn+n-2 ). Exam tip: write (-2mn) in the minus square identity.

Which concept should I revise for this Mathematics MCQ?

( (m-n)2=m-2-2mn+n-2 ). Exam tip: write (-2mn) in the minus square identity.

What exam hint can help solve this Mathematics question?

( (m-n)2=m-2-2mn+n-2 ) है। परीक्षा में घटाव वाली सर्वसमिका में (-2mn) लिखें।

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