Mathematics, 18.05.2021 02:00 adrianna74

A ROCKET IS LUNCHED WITH AN INITIAL UPWARD VELOCITY OF 320 FEET PER SECOND FROM AN INITIAL HEIGHT OF 15 FEET. THE FUNCTION h(t)=16t^2 +320t +15 MODLES THE HEIGHT OF THE ROCKET IN FEET t SECONDS AFTER IT WAS LUNCHED. For how many seconds is the height of the rocket greater than or equal to 1,039 feet?

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A ROCKET IS LUNCHED WITH AN INITIAL UPWARD VELOCITY OF 320 FEET PER SECOND FROM AN INITIAL HEIGHT OF...