Math, asked by rohitsharma941478, 6 months ago

54) If a + b + c = 0 and a2 + b2 + 2 = ka? - bc), then k = (1) 0 (3) 2 (2) 1 (4) 3 (Bihar, Stage-I, 2014-15)

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Answered by venkateshpatil42

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Step-by-step explanation:

ur question in I solved in page. .so please refer to the attached file

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