Mathematics, 08.06.2021 18:00 bjbass899

A ball is shot into the air. Its height h, in metres, after t seconds is modelled by h = –4.9t
2 + 20t + 1.6
a) How long will it take the ball to reach a height of 15 m (Answer to the nearest tenth of a
second)?

Answers: 3

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A ball is shot into the air. Its height h, in metres, after t seconds is modelled by h = –4.9t