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Mathematics
Mathematics
Problem
For the function
f
(
x
)
=
x
2
−
9
x
−
3
f(x)=\dfrac{x^{2}-9}{x-3}
f
(
x
)
=
x
−
3
x
2
−
9
, determine the instantaneous rate of change at
x
=
3
x=3
x
=
3
.
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