Finding a Unit Vector (8.4.2)

Question 1

• A unit vector is a vector with a magnitude of 1. Unit vectors are used when distance is not important and only the direction is in question.

Answer 1

• A unit vector is a vector with a magnitude of 1. Unit vectors are used when distance is not important and only the direction is in question.

Question 2

• The unit vector in the direction of a vector v

is given by the equation u = 1/||v|| v.

Answer 2

• The unit vector in the direction of a vector v

is given by the equation u = 1/||v|| v.