Use Euler method, dy 1 = 0.5 and the actu al solution is y(x) =re - 5 1. reš – 2y, 0

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L/42 Homework L Paper 2: Courtney Bercegeay om/courses/287509/assignments/5155043?module_item_id3D11344496 Write an equation to model this situation, where d is distance in miles and h is time in hours. Question Help: D Video M Message instructor Submit Question • Question 8 C 0/1 pt 54 Z 99 Details Marcos purchases a top-up card for his pre-paid cell phone. His remaining balance, B, can be modeled by the equation B = 30 – 0.2n, where n is the number of minutes he's talked since purchasing the card. a) How much mdiey was on the card when he purchased it? $ Which intercept is this? Select an answer v licies b) How many minutes will he have talked when he runs out of money? minutes. Which intercept is this? Select an answer v c) What is the slope of this equation? What are the units on the slope? Select an answer Question Help: Message instructor Submit Question Question 9 E 0/1 pt 54 99 O Details Suppose that the world's current oil reserves is R 2170 billion barrels. If, on average,…