The height h in feet of a projectile launched vertically upward from the top of a 32-foot tall bridge is given by h = 38 +16t-16t^2 where t is time in seconds. When does the projectile reach a maximum height and how long will it take the projectile to strike the ground?​

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Is the number 128.439 a rational number

The stairs leading from the ground to the entrance of a plane forms a right triangle with the ground. if the distance of the stairs measures 22 feet and the ground distance measures 11 feet, how high is the entrance to the plane from the ground? which diagram represents this scenario? / 22ft © 22ft 11 ft 11 ft 22 it