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QUESTION
If a=i+2j+ka=i+2j+k and b=i+12j+kb=i+12j+k, find a unit vector with positive first coordinate orthogonal to both aa and bb.
If a=i+2j+ka=i+2j+k and b=i+12j+kb=i+12j+k, find a unit vector with positive first coordinate orthogonal to both aa and bb.
