Question 13 (1.47 points) The tangent line to the curve y-x-6x-34x-9 has slope 2 at two points on the curve. Find the two points. 1) -6,2 2) -5,2 3) -6, -3 4) -2,6 Question 14 (1.47 points) Given f(x) = [x+k 5-x ifx 2 if x > 2' determine a value for k that makes the function continuous at x=2. 1) k=1 2) k=-1 3) k = 0 4) k-1 Question 15 (1.47 points) A particle moves along a straight path where the distances, in feet, traveled in time, in seconds, is given by s(t) +3-1. Find the velocity of the particle at-4 seconds. 1) 27 ft/sec 2) 11 ft/sec 3) 12 ft/sec 4) 19 ft/sec