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35. (a) The graph shows
F
as a function of
x
assuming
x
0
is positive. The work is negative
as the object moves from
xx
x
==
0
0
to
and positive as it moves from
xx x x
00
2
to
.
Since the area of a triangle is (base)(altitude)/2, the
work done from
x
0
0
to
is
()
/
2
xF
−
and
the work done from
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 Spring '08
 Any
 Physics, Work

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