A seat's position on a Ferris wheel can be modelled by the function h(t) 14 sin (2.1t + 0.8)+ 15.5 where h(t) represents the height in metres and t represents the time in minutes. %3D What is the height of the seat, to the nearest tenth of a metre, after 1.5 min? (Record your answer in the numerical-response section on the answer sheet.) Answer: 5.4

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