Question
A tennis ball is thrown into the air from the top of a hotel that is 216 feet above the ground. The height of
A tennis ball is thrown into the air from the top of a hotel that is 216 feet above the ground. The height of the ball from the ground is modeled by D(t)=-16t2 + 10t+ 216 feet where t is the time, in seconds, after the ball is thrown. How long after the ball is thrown does it hit the ground? Step 1 Set D(t) equal to 0. t + t+ 2160
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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2
Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran
1st Edition
9781292183404
