( (x+2y+z)2-\(x^2+4y^2+z^2\) ) का सरल रूप क्या है?

What is the simplified form of ( (x+2y+z)2-\(x^2+4y^2+z^2\) )?

Explanation opens after your attempt
Correct Answer

A. (4xy+2xz+4yz)

Step 1

Concept

After subtracting square terms, only twice the pair products remain. They are (4xy), (2xz), and (4yz).

Step 2

Why this answer is correct

The correct answer is A. (4xy+2xz+4yz). After subtracting square terms, only twice the pair products remain. They are (4xy), (2xz), and (4yz).

Step 3

Exam Tip

वर्ग पद घटाने पर केवल जोड़ीदार दोगुने पद बचते हैं। ये (4xy), (2xz) और (4yz) हैं।

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Mathematics Answer, Explanation and Revision Hints

( (x+2y+z)2-\(x^2+4y^2+z^2\) ) का सरल रूप क्या है? / What is the simplified form of ( (x+2y+z)2-\(x^2+4y^2+z^2\) )?

Correct Answer: A. (4xy+2xz+4yz). Explanation: वर्ग पद घटाने पर केवल जोड़ीदार दोगुने पद बचते हैं। ये (4xy), (2xz) और (4yz) हैं। / After subtracting square terms, only twice the pair products remain. They are (4xy), (2xz), and (4yz).

Which concept should I revise for this Mathematics MCQ?

After subtracting square terms, only twice the pair products remain. They are (4xy), (2xz), and (4yz).

What exam hint can help solve this Mathematics question?

वर्ग पद घटाने पर केवल जोड़ीदार दोगुने पद बचते हैं। ये (4xy), (2xz) और (4yz) हैं।

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