The position vectors of the points A, B, C are \[(2\mathbf{i}+\mathbf{j}-\mathbf{k}),\] \[(3\mathbf{i}-2\mathbf{j}+\mathbf{k})\] and \[(\mathbf{i}+4\mathbf{j}-3\mathbf{k})\] respectively. These points [Kurukshetra CEE 2002]

The position vectors of the points A, B, C are \[(2\mathbf{i}+\mathbf{

1.	The position vectors of the points A, B, C are \[(2\mathbf{i}+\mathbf{j}-\mathbf{k}),\] \[(3\mathbf{i}-2\mathbf{j}+\mathbf{k})\] and \[(\mathbf{i}+4\mathbf{j}-3\mathbf{k})\] respectively. These points [Kurukshetra CEE 2002]
A.	Form an isosceles triangle
B.	Form a right-angled triangle
C.	Are collinear
D.	Form a scalene triangle
Answer» D. Form a scalene triangle

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The position vectors of the points A, B, C are \[(2\mathbf{i}+\mathbf{j}-\mathbf{k}),\] \[(3\mathbf{i}-2\mathbf{j}+\mathbf{k})\] and \[(\mathbf{i}+4\mathbf{j}-3\mathbf{k})\] respectively. These points [Kurukshetra CEE 2002]

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