Question: Q1 Math 31 Unit 7 Integrals 1. In a school zone, the speed limit is 40km/h. A driver is approaching at 72km/h. He notices the

Math 31 Unit 7 Integrals 1. In a school zone, the speed limit is 40km/h. A driver is approaching at 72km/h. He notices the zone 50m away and presses on the brake, producing a steady acceleration of -2mfs2. 3) Express the driver's initial velocity in m/s. [1 point] b) Find an expression for the driver's velocity, t seconds after he starts to brake. [1 point] c) Find an expression for die driver's position relative to the school zone, t seconds after he starts to brake. [2 points] d) How fast is the driver going as he enters the school zone? [2 points]

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