Mathematics, 08.04.2021 02:20, hey524

A hovercraft takes off from a platform it’s height (in meters), x 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?
PLS I NEED THIS ASAP

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A hovercraft takes off from a platform it’s height (in meters), x seconds after takeoff, is modeled...