Fireworks for the annual
What is the height of the platform?
to find the height of the platform.
How many seconds does it take for the firework to hit the ground?
What is the maximum height of the firework?
Complete the square to write the equation in graphing form.
Remember that the vertex of a negatively oriented parabola is also the maximum height of the parabola.
Therefore, this question is really asking you to find the
component of the vertex. ft