Question

Let L1 be the line passing through the points Q1=Q1(−1, 1, 4) and Q2=Q2(−10, 7, −5)and let L2 be the line passing through the point P1=P1(8, −13, 15) with direction vector →d=[−3, −2, −2]T. Determine whether L1 and L2 intersect. If so, find the point of intersection Q.