## You might need: Calculator A hovercraft takes off from a platform. Its height (in meters), 3 seconds after takeoff, is modele

Question

You might need:

Calculator

A hovercraft takes off from a platform.

Its height (in meters), 3 seconds after takeoff, is modeled by

h(x) = -(x – 11)(x + 3)

How many seconds after takeoff will the hovercraft land on the groundâ€‹

in progress
0

Math
3 months
2021-10-21T02:29:45+00:00
2021-10-21T02:29:45+00:00 1 Answer
0 views
0
## Answers ( )

Answer:14

Step-by-step explanation:when it lands on the ground, h(x) = 0

x = -3, x = 11

since it is 3 second after takeoff,

x = -3 + 3 = 0

x= 11+3 = 14