If A (1;1;-1) &B(-2;-3,4) represent a vector pointing A to B

1.	If A (1;1;-1) &B(-2;-3,4) represent a vector pointing A to B
Answer» A vector pointing from A to B is displacement vector.displacement = (-2-1)i + (-3-1)j + (4+1)k =\xa0(-3)i + (-4)j + (5)k<hr />Vector = - 3i - 4j + 5k

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