frijoella2006 frijoella2006

14-09-2022
Mathematics

contestada

PLEASE SEE THIS. If a ball is thrown vertically upward with an initial speed of 39 feet per second, its height in feet above the ground t seconds later is given by the formula h = 39t - 16t². At how many seconds will the ball be 10 feet above the ground? Give both answers and round to the nearest hundredth.

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