VectorHard

Question

If  are position vectors fo 6 points A, B, C D, E & F respectively such that , then -

Options

A. is parallel to
B.line AB, CD and EF are concurrent
C. is position vector of the point dividing CD in ratio 1 : 6
D.A, B, C, D, E & F are coplanar

Solution

 

Hence, edge length of the parallelopiped
| x2 - x1 | = 8
| y2 - y1 | = 6
| z2 - z1 | = 2


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