Mathematics, 04.02.2021 19:50, star296

Some fireworks are fired vertically into the air from the ground at an initial velocity of 80 feet per second. The path of a firework is modeled by h(t) = -16t^2 + 80t. a) How long does it take for the firework to reach its maximum height?

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Some fireworks are fired vertically into the air from the ground at an initial velocity of 80 feet p...