|Sep9-07, 03:02 AM||#1|
H> Graphing out Word problems ( Word eq. included)
Mary left home at noon running at 7m/s towards school. Her brother John left 35 seconds later running at 8m/s. How much time passed and how far were they from the house when John caught up to Mary.
Can u please state your formula and how to graph it out. I used the x-y graph but when i get to 35seconds with mary its at 245 metres. My problem is how do i graph john on the graph. where do i start? at 0 or 35? please help and thnx alot
|Sep9-07, 08:02 AM||#2|
Plot position (ordinate) vs time (abscissa).
Take time t=0 when Mary leaves the home (origin). What is the slope of her line?
John's position is 0 at t = 35 s. What is the slope of his line?
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