# The position vector from a point A to a point B is 3i + 4j 4k (ft). The position vector from point

The position vector from a point A to a point B is 3i + 4j 4k (ft). The position vector from point A to a point C is-3i + 13j – 2k (ft). (a) What is the distance from point B to point C? (b) What are the direction cosines of the position vector from point B to point C?