Try a word Problem.
Marco hits a golf ball into the air from the third level of a
driving range that is 48 ft high. The function
h(t) = – 16t2 + 32t + 48 gives the height, h, in feet,
of the golf ball t seconds after it is hit into the air. When
will the ball hit the ground?
Hint: The ball hits the ground when the height = 0.

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]