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A point R with x-coordinate 4 lies on th...

A point R with x-coordinate 4 lies on the line segment joining the points P(2, -3, 4) and Q (8, 0, 10). Find the coordinates of the point R. [Hint Suppose R divides PQ in the ratio k :1. The coordinates of the point R are given by `((8k+2)/(k+1), (-3)/(k+1), (10k+4)/(k+1))` .

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PSEB-INTRODUCTION TO THREE DIMENSIONAL GEOMETRY-EXERCISE
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