Question: 2 . ( 8 marks ) Two students A and B are running in a sunny Saturday morning for 3 hours. A ' s house

2.(8 marks) Two students A and B are running in a sunny Saturday morning for 3 hours. A's house is located 25 km West of B's house. At 9am, A leaves his house and run East at \(6\mathrm{~km}/\mathrm{h}\) and at meanwhile, B leaves her house and run North at \(8\mathrm{~km}/\mathrm{h}\). a) When are A and B closest together? Include a diagram. b) At what rate is the distance between A and B changing at 10:15am? Are they approaching one another?
2 . ( 8 marks ) Two students A and B are running

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