Two tractors leave point D at the same time and drive in the directions shown. TractorA is traveling at a m in constant speed of 'UA = 11 . Tractor B is traveling at a constant speed of :13 = 15 . S S Hint: 1. Use constant acceleration equations to find time. \\ 3! VB/ /' 91 32 0 Values for the figure are given in the following table. Note the figure may not be to scale. Variable Value I91 4|] degrees I92 3|] degrees a. Determine the velocrty of tractor A relative to tractor B, V; , express as a Cartesran vector. 9 } Vi. b. Determine the magnitude of the velocity of tractor A relative to tractor B, c. How.r long after leaving point D will the tractors be 70H m. apart