Question: Answer all, please 1. A freight train leaves a train station and travels due north on a straight track. After t hours, the train is

Answer all, please

train is s(t) = 18t2 - 213 kilometres north of the train

1. A freight train leaves a train station and travels due north on a straight track. After t hours, the train is s(t) = 18t2 - 213 kilometres north of the train station (for 0

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