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Mathematics, 17.10.2019 06:30 shannydouglas

The height of a ball is modeled by f(x)= -16x^2 + 128x, where x is the number of seconds after the ball is hit. how long is the ball in the air?

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The height of a ball is modeled by f(x)= -16x^2 + 128x, where x is the number of seconds after the b...

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