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The points A(4, 5, 10), B(2, 3,...

The points A(4, 5, 10), B(2, 3, 4) and C (1, 2,-1) are three vertices of a parallelogram ABCD. Find the vector equations of the sides AB and BC and also find the coordinates of point D.

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The correct Answer is:
Coordinates of D are (3,4,5).
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