Question

A toy rocket was launched from the ground. The function f(x) = -16x2 + 192x shows the height of the rocket f(x), in feet, from the ground at time x seconds.
What is the axis of symmetry of the graph of f(x) and what does it represent?

Answer 1

First factor out a -16x. When you do that , what do you get?

Answer 2

The answer will be evident after you do that factoring. It's that simple.

Answer 3

What do you get?

Answer 4

x2 + 192x

Answer 5

Here, like this: