A jumbo jet maintains a constant airspeed of 550 miles per hour (mi/hr) headed due north. The jet stream is 80 mi/hr in the northeasterly direction. (a) Express the velocity v, of the jet relative to the air and the velocity v of the jet stream in terms of i and j. (b) Find the velocity of the jet relative to the ground. (c) Find the actual speed and direction of the jet relative to the ground. (a) Find va Va n3 (Simplify your answer. Type your answer in the form ai + bj. Type an exact answer, using radicals as needed.) n70 11