( (a+b+c)2 ) का सही प्रसार कौन सा है?

What is the correct expansion of ( (a+b+c)2 )?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. \(a^2+b^2+c^2+2ab+2bc+2ca\)

Step 1

Concept

The square of three terms includes all squares and twice each pair product. Exam tip: do not forget (2ab+2bc+2ca).

Step 2

Why this answer is correct

The correct answer is A. \(a^2+b^2+c^2+2ab+2bc+2ca\). The square of three terms includes all squares and twice each pair product. Exam tip: do not forget (2ab+2bc+2ca).

Step 3

Exam Tip

तीन पदों के वर्ग में सभी वर्ग और दो-दो गुणनफल के दोगुने पद आते हैं। परीक्षा में (2ab+2bc+2ca) न भूलें।

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Mathematics Answer, Explanation and Revision Hints

( (a+b+c)2 ) का सही प्रसार कौन सा है? / What is the correct expansion of ( (a+b+c)2 )?

Correct Answer: A. \(a^2+b^2+c^2+2ab+2bc+2ca\). Explanation: तीन पदों के वर्ग में सभी वर्ग और दो-दो गुणनफल के दोगुने पद आते हैं। परीक्षा में (2ab+2bc+2ca) न भूलें। / The square of three terms includes all squares and twice each pair product. Exam tip: do not forget (2ab+2bc+2ca).

Which concept should I revise for this Mathematics MCQ?

The square of three terms includes all squares and twice each pair product. Exam tip: do not forget (2ab+2bc+2ca).

What exam hint can help solve this Mathematics question?

तीन पदों के वर्ग में सभी वर्ग और दो-दो गुणनफल के दोगुने पद आते हैं। परीक्षा में (2ab+2bc+2ca) न भूलें।