F t > 0 , then √ ( t 2 + t ) ( t 3 + t 2 )/ ( t 2 + t ) + ( t 3 + t 2 ) =?

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft