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what is the total displacement of a student who walks 3blocks east, 2 blocks north, 1 block west, and the 2 blocks south.

2 answers

y = 2 -2 = 0
x = 3 -1 = 2
so
2 east

D = 3+2i-1-2i = 2+0i = 2 Blocks east.

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