\fk 4. v = -31+6j+2k 5. VE + k B. V = k 007 10.0 points Which of the following surfaces is the graph of 3r + by + 4= = 12 in the first octant? 1. 2.3. T 4. H 5.10.0 points Find parametric equations for the line pics- ing through the point P(4, -1, 4) and perpills dicular to the plane Ar + 4y-