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The position vectors of two points A and B are i + j - k and 2i - j + k respectively. Then |AB| = .
Mathematics
Probability
Objective
Posted: May 18, 2013
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If the position vectors of the vertices of a triangle be 6i + 4j + 5k, 4i + 5j + 6k and 5i + 6j + 4k then the triangle is?
Mathematics
Probability
Objective
Posted: May 18, 2013
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The figure formed by the four points i + j - k, 2i + 3j, 3i + 5j -2k and k - j is.
Mathematics
Probability
Objective
Posted: May 18, 2013
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