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Math Chapter Wise question with answer

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Question #46,808
Math Chapter Wise Operations On Vectors English MCQ RPSC PGT 2022

Q.Let a = (2 î – ĵ + k̂), b = (î + 2 ĵ – k̂) and c = (î + ĵ–2 k̂) be three vector. A vector in the plane of b and c whose projection on a is zero, will be

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