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Mathematics, 28.10.2019 13:31 Redhead667

2years ago
the height h, in feet, of a projectile t seconds after launch is modeled by the equation h = 32t – 16t2. how long after launch does the projectile return to the ground?
a) 2 seconds
b) 4 seconds
c) 14 seconds
d) 16 seconds

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