" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
r(1)= 3.(1)²-2(1)+1= 2
r(2) = 3(2)²-2.(2)+1= 9
v= dt-d0/ tt-t0
v= 9-2/3-1
v= 7/2
v= 3,5 m/s