a] Find the parametric Equation of a line in R' passing through the points A [3, J) and B [9, 5). [K {3] x=4t b] Determine IF the point P[2, 5, 4|} lies on the {y = 1 + 2:} [K [3] z = 2 3t 2. Find the acute angle between the 2-D lines: 5x - 2y + 3 = 0 and 3x - 4y - 9 = 0. [T /3][A /2)X-1 -2 z+1 3. Determine the value of k for which the direction vectors of the lines L1: = k 2 k-1 and L2: x+3 WIN y = -1 are perpendicular. IT /31[A /2] -2