15. Draw a set of x-, y, and z-axes and plot the following position vectors (including rectangular prisms) a. OP(4,6,3) b. 0Q(2,-7,-3) 16. Use the graph of f(x) to find the limit of each: a. lim f(x) x-2+ b. lim f(x) c. lim f(x) x-2 d. f(2) 2 (2.2) (-2,0) 6 -2 (2.-1) 17. Find the velocity and acceleration at 1-3 for the position function, where s is in metres, and t is in seconds s(1)-21-31'+71-1 18.A box with a square base and no top must have a volume of 10,000cm³. If the smallest dimension is 5cm, determine the dimensions of the box that minimize the amount of material used. Please include a diagram with you solution