An object is thrown off a 256-foot-tall building, and the distance of the object from the ground is measured every second. The function that models the height, h, of the object after t seconds is h(t) = –16t2 + 96t + 256. Determine the time when the object hits the ground.

After how many seconds does the object hit the ground?

2
4
8
16

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?