so i figured the first part out i don't need help with that but now i can't figure this out:
so i figured out that when she accelerates back home at 5m/s2 for 3 seconds she travels 22.5m at the end of those 3 seconds. then for the 4 seconds she travels at constant velocity that would be...
Homework Statement
Karen lives 500 m from school travels to school in straight line.
Starts out at time zero at rest and accelereates towards school with an acceleration of 2.0 m/s2 for 10 seconds. she then travels at constant speed for 5 seconds.
she then slams on the brakes, coming to...