Consider the points P(1,4,3) and Q(3,8,9). a. Find PQ and state your answer in two forms: (a, b, c) and ai + bj + ck. b. Find the magnitude of PQ. c. Find two unit vectors parallel to PQ. a. Find PQ. PQ = =\fFind two vectors parallel to v of the given length. v = (8, - 6, 0) ; length = 25 The vector in the direction of v isWhat position vector is equal to the vector from ( - 3, - 9, - 5) to (0, - 2,6)? The position vector is