31. Match the Definitions (write the corresponding letter in the space provided) a) Coincident d) Coplanar g) Critical Numbers j) Equilibrium m) Geometric Vectors p) Normal Axis s) Projection b) Collinear Vectors e) Cross Product h) Derivative k) Resultant n) Linear Combination q) Normal Line t) Vector c) Continuity f) Dot Product i) Direction Vector 1) Force o) Magnitude r) Optimize u) Position Vector i. ii. _: two or more given vectors lie along the same given line : lie in the same plane. iii. : the instantaneous rate of change at a given point. iv. : the vector sum of two or more vectors. V. : the line drawn at a point on a graph of f(x), perpendicular to the tangent line drawn at that point. vi. _: produces a vector perpendicular to the vectors multiplied. vii. _: gives a scalar result and does not have a direction.