\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
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For \(f(x)=\dfrac{1}{x}\), find \(x\) such that \(f(x)=-2\).
\(x=\)
del
\(\pi\)
\(e\)
\(x\)
\(n\)
\(\frac{a}{b}\)
\(\sqrt{\,}\)
\({x}^{2}\)
\(\sqrt{\,}\)
!
7
8
9
←
→
4
5
6
(
)
1
2
3
\(\times\)
\(\div\)
C
0
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+
-
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