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Mathematics, 04.07.2019 18:30 MayFlowers

Asoccer ball is kicked at an upward angle θ between 0° and 90°. its initial vertical (y) velocity vy0is 19.6 m/s. it follows a parabolic trajectory and lands at the end of its range. how long (how much time) is the ball in the air?

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Asoccer ball is kicked at an upward angle θ between 0° and 90°. its initial vertical (y) velocity vy...
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