If P (3, 2, – 4), Q (5, 4, – 6) and R (9, 8, – 10) are collinear, then R divides PQ in…
Mathematics · Class 11 · CBSE — Introduction to Three-dimensional Geometry
If P(3, 2, – 4), Q(5, 4, – 6) and R(9, 8, – 10) are collinear, then R divides PQ in the ratio
- 3 : 2 internally
- 3 : 2 externally
- 2 : 1 internally
- 2 : 1 externally
Answer
(D) 2 : 1 externally
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