The height, in meters, of a machine piston can be modeled by the regression equation y = 4.4sin(0.4x – 1.7) + 2.3, where x represents time, in seconds. To the nearest tenth of a meter, what is the height of the piston after 10 seconds?

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