A line L, passes through the points A(0, -3, 1) and B(-2,5, 3). (a) (i) Show that AB= 8 6 2 (ii) Write down a vector equation for L₁. A line L, has equation r = 7 3-0 -4 (b) Show that the coordinates of Care (-1, 1, 2). (c) A point D lies on line L, so that CD =√18 and The lines L, and L, intersect at a point C. CA CD=-9. Find CD= √18 and CA.CD=-9. Find ACD. ACD.

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