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Mathematics, 06.03.2020 23:19, shartman22
Some fireworks are fired vertically into the air from the ground at an intial speed of 80 feet per second. The equation for this object's height h at time t seconds after launch is h=-16t^2+80t. How long will it take the fireworkds to reach thw ground?
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Some fireworks are fired vertically into the air from the ground at an intial speed of 80 feet per s...
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