As a result, the magnitude of the vector will also be multiplied (divided) by that quantity: a→d=(adxadyadz) In particu...As a result, the magnitude of the vector will also be multiplied (divided) by that quantity: a→d=(adxadyadz) In particular, we can define a unit vector, ˆd, to be a vector of length 1 in the same direction as →d, by simply dividing →d by its magnitude, d: ˆd=→dd where the magnitude of the vector, ||→d||=d, expressed in Cartesi…