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Questions  >>  CBSE XII  >>  Math  >>  Model Papers
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If the magnitude of the vectors, ¯a,¯b,¯c are 3, 4, 5 respectively and ¯a and ¯b+¯c,¯b and (¯c+¯a),¯cand(¯a+¯b) are mutually perpendicular, then find the magnitude of (¯a+¯b+¯c)

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