Grace J.

asked • 04/01/19

The speed of a firework x seconds after lighting up can be modeled with the expression -x2 + 4x + 32. How long after lighting the firework does the firework stop moving?

The speed of a firework x seconds after lighting up can be modeled with the expression -x2 + 4x + 32. How long after lighting the firework does the firework stop moving?

1 Expert Answer

By:

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.