# Vectors

Suppose A(3,-1,0) and B(-4,-2,3) are 2 points in 3-space. Find a vector with the following three characteristics: initial point at the origin, collinear but in the opposite direction of vector AB , length 3

© BrainMass Inc. brainmass.com October 10, 2019, 2:02 am ad1c9bdddfhttps://brainmass.com/math/vector-calculus/vectors-characteristics-initial-points-360208

#### Solution Preview

The vector that is parallel to the line segment connecting A and B has the components

<-4-3, -2-(-1), 3-0> = <-7,-1,3> ("subtract the beginning from the end").

If we place the initial point of this ...

#### Solution Summary

Vectors are discussed.

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