Question: Starting at station A, a commuter train accelerates at 3 meters per second per second for 8 seconds, then travels at constant speed vm for

Starting at station A, a commuter train accelerates at 3 meters per second per second for 8 seconds, then travels at constant speed vm for 100 seconds, and finally brakes (decelerates) to a stop at station B at 4 meters per second per second. Find
a. vm and
b. The distance between A and B.

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