( (a+b+c)2 ) में \(a^2+b^2+c^2\) के अलावा कौन-सा भाग जुड़ता है?

Apart from \(a^2+b^2+c^2\), what part is added in ( (a+b+c)2 )?

Explanation opens after your attempt
Correct Answer

B. (2ab+2bc+2ca)सही भाग

Step 1

Concept

In the square of three terms, the double product of each pair is added. Exam tip: remember (2ab+2bc+2ca).

Step 2

Why this answer is correct

The correct answer is B. (2ab+2bc+2ca) / सही भाग. In the square of three terms, the double product of each pair is added. Exam tip: remember (2ab+2bc+2ca).

Step 3

Exam Tip

तीन पदों के वर्ग में हर जोड़ी का दोहरा गुणन जुड़ता है। परीक्षा में (2ab+2bc+2ca) याद रखें।

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Mathematics Answer, Explanation and Revision Hints

( (a+b+c)2 ) में \(a^2+b^2+c^2\) के अलावा कौन-सा भाग जुड़ता है? / Apart from \(a^2+b^2+c^2\), what part is added in ( (a+b+c)2 )?

Correct Answer: B. (2ab+2bc+2ca) / सही भाग. Explanation: तीन पदों के वर्ग में हर जोड़ी का दोहरा गुणन जुड़ता है। परीक्षा में (2ab+2bc+2ca) याद रखें। / In the square of three terms, the double product of each pair is added. Exam tip: remember (2ab+2bc+2ca).

Which concept should I revise for this Mathematics MCQ?

In the square of three terms, the double product of each pair is added. Exam tip: remember (2ab+2bc+2ca).

What exam hint can help solve this Mathematics question?

तीन पदों के वर्ग में हर जोड़ी का दोहरा गुणन जुड़ता है। परीक्षा में (2ab+2bc+2ca) याद रखें।

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