 , 13.07.2019 15:00 tiffcarina69

# Table tennis the path of a table-tennis ball after being hit and hitting the surface of the table can be modeled by the function h=-4.9t(t-0.42) where h is the height in meters above the table and t is the time in seconds. how long does it take the ball to hit the table?   ### Another question on Mathematics Mathematics, 21.06.2019 18:40
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Table tennis the path of a table-tennis ball after being hit and hitting the surface of the table ca...
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