Tyrone launches a toy rocket into the air with an initial upward velocity of 49 ft/s and an initial height of 0 ft.
a. How long will it take the rocket to reach its maximum height? Round to the nearest hundredth.
b. How high above the ground will it be? Round to the nearest tenth.
c. What is the range of the function?
d. Why is there a maximum point on the graph of this function?

Which represents the inverse of the function f(x) = 4x? h(x) = x + 4 h(x) = x – 4 h(x) = x h(x) = x

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0