29. To determine the appropriate landing speed of an airplane, the formula D=.1×2−3x+22 is used, where x is the initial landing speed in feet per second and D is the distance needed in feet. If the landing speed is too fast, the pilot may run out of runwa
29. To determine the appropriate landing speed of an airplane, the formula D=.1×2−3x+22 is used, where x is the initial landing speed in feet per second and D is the…