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Mathematics
Mathematics
Problem
Determine the domain of
h
(
x
)
=
x
+
4
x
2
−
9
x
+
18
h(x)=\dfrac{x+4}{x^{2}-9x+18}
h
(
x
)
=
x
2
−
9
x
+
18
x
+
4
.
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