The coordinates of a particle in a rectangular coordinate system are (1.0, −4.0, 6.0). What is the position vector of the particle? r vector = 6.0 i^−4.0 j^+4.0 k^ r vector = 4.0 i^−1.0 j^+6.0 k^ rvector = −4.0 i^−1.0 j∧+6.0 k^ rvector = 1.0 i^−4.0 j^+6.0 k^