A truck decelerates smoothly for 8.50s, its speed reaches 2.80 m/s and travels 40.0 m. What is the initial velocity of the truck. Option 1 Option 2 Option 3Option 4 Option 5 7.51 m/s 6.61 m/s 7.11 m/s 6.21 m/s 8.21 m/s
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