Vector Algebra Question 150
Question: If two vertices of a triangle are $ \mathbf{i}-\mathbf{j} $ and $ \mathbf{j}+\mathbf{k} $ , then the third vertex can be
[Roorkee 1995]
Options:
A) $ \mathbf{i}+\mathbf{k} $
B) $ \mathbf{i}-2\mathbf{j}-\mathbf{k} $
C) $ \mathbf{i}-\mathbf{k} $
D) $ 2\mathbf{i}-\mathbf{j} $
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Answer:
Correct Answer: E
Solution:
Since no vector given in options is collinear with the given vectors. Therefore, all vectors can be the third vertex of the triangle.
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