19-03-2020
Mathematics

contestada

A hovercraft takes off from a platform. Its height (in meters), 2 seconds after takeoff, is modeled by: h(x) = -3(x - 3)2 + 108
What is the height of the hovercraft at the time of takeoff?

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jimrgrant1 jimrgrant1

19-03-2020

Answer:

81 m

Step-by-step explanation:

At take off t = 0, substitute x = 0 into h(x)

h(0) = - 3(0 - 3)² + 108 = - 3(9) + 108 = - 27 + 108 = 81 m

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tonnette10 tonnette10

27-04-2020

Answer:

Step-by-step explanation:

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