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Mathematics
Mathematics
Problem
Let
f
(
x
)
=
∣
x
∣
2
/
3
f(x)=|x|^{\,2/3}
f
(
x
)
=
∣
x
∣
2/3
. Determine whether
f
f
f
possesses an instantaneous rate of change at
x
=
0
x=0
x
=
0
, and briefly justify your conclusion.
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