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If a + b + c = 0, then a2+ b2+ c2is :-a)–4(ab + bc + ca)b)–2(ab + bc + ca)c)0d)2a2– 2bcCorrect answer is option 'B'. Can you explain this answer? for Class 9 2025 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about If a + b + c = 0, then a2+ b2+ c2is :-a)–4(ab + bc + ca)b)–2(ab + bc + ca)c)0d)2a2– 2bcCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Class 9 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for If a + b + c = 0, then a2+ b2+ c2is :-a)–4(ab + bc + ca)b)–2(ab + bc + ca)c)0d)2a2– 2bcCorrect answer is option 'B'. Can you explain this answer?.

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