Find the domain of
1
9
x
+
7
\displaystyle {\frac{{{1}}}{{{9}{x}+{7}}}}
9
x
+
7
1
. What is the only value of
x
\displaystyle {x}
x
not in the domain?
Only Value
=
\displaystyle =
=
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\displaystyle
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity