[Title]
R̃x}

[Problem]
̎𖞂}ȂB

[FontSize]


[usepackage]
\usepackage{graphicx,color}
\usepackage{emathPs}

[displaystyle]
OFF

[Level1]
R̃x}
$A\cap \overline{B} \cap \overline{C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\B\rB
    \begin{clipEn}<hosyugo>\C\rC
      \En**<linethickness=.3pt>\A\rA
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$A\cap \left(\overline{B \cup C}\right)$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\B\rB
    \begin{clipEn}<hosyugo>\C\rC
      \En**<linethickness=.3pt>\A\rA
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$\overline{A}\cap B \cap \overline{C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
    \begin{clipEn}<hosyugo>\C\rC
      \En**<linethickness=.3pt>\B\rB
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$B\cap \left(\overline{A \cup C}\right)$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
    \begin{clipEn}<hosyugo>\C\rC
      \En**<linethickness=.3pt>\B\rB
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$\overline{A}\cap \overline{B} \cap C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
    \begin{clipEn}<hosyugo>\B\rB
      \En**<linethickness=.3pt>\C\rC
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$\left(\overline{A \cup B}\right)\cap C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
    \begin{clipEn}<hosyugo>\B\rB
      \En**<linethickness=.3pt>\C\rC
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$A\cap B\cap \overline{C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\C\rC
    \begin{clipEn}\A\rA
      \En**<linethickness=.3pt>\B\rB
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$A\cap \overline{B}\cap C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\B\rB
    \begin{clipEn}\A\rA
      \En**<linethickness=.3pt>\C\rC
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$\overline{A}\cap B\cap C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
    \begin{clipEn}\C\rC
      \En**<linethickness=.3pt>\B\rB
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ A \cap B\cap C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}\A\rA
    \begin{clipEn}\C\rC
      \En**<linethickness=.3pt>\B\rB
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ A \cup B\cup C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \En**<linethickness=.3pt>\A\rA
  \En**<linethickness=.3pt>\B\rB
  \En**<linethickness=.3pt>\C\rC
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ \overline{A} \cap \overline{B}\cap \overline{C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
    \begin{clipEn}<hosyugo>\B\rB
      \begin{clipEn}<hosyugo>\C\rC
        \emPaint*\zenheimen
      \end{clipEn}
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ \overline{A\cup B\cup C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
    \begin{clipEn}<hosyugo>\B\rB
      \begin{clipEn}<hosyugo>\C\rC
        \emPaint*\zenheimen
      \end{clipEn}
    \end{clipEn}
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ \overline{A\cap B\cap C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
  \emPaint*\zenheimen
  \end{clipEn}
  \begin{clipEn}<hosyugo>\B\rB
  \emPaint*\zenheimen
  \end{clipEn}
  \begin{clipEn}<hosyugo>\C\rC
  \emPaint*\zenheimen
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ \overline{A} \cup \overline{B}\cup \overline{C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
  \emPaint*\zenheimen
  \end{clipEn}
  \begin{clipEn}<hosyugo>\B\rB
  \emPaint*\zenheimen
  \end{clipEn}
  \begin{clipEn}<hosyugo>\C\rC
  \emPaint*\zenheimen
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ \overline{A} \cup \overline{B}\cup C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
  \emPaint*\zenheimen
  \end{clipEn}
  \begin{clipEn}<hosyugo>\B\rB
  \emPaint*\zenheimen
  \end{clipEn}
  \En**<linethickness=.3pt>\C\rC
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ \left(\overline{A\cap B}\right) \cup C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
  \emPaint*\zenheimen
  \end{clipEn}
  \begin{clipEn}<hosyugo>\B\rB
  \emPaint*\zenheimen
  \end{clipEn}
  \En**<linethickness=.3pt>\C\rC
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ \overline{A} \cup B \cup \overline{C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
  \emPaint*\zenheimen
  \end{clipEn}
  \En**<linethickness=.3pt>\B\rB
  \begin{clipEn}<hosyugo>\C\rC
  \emPaint*\zenheimen
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ B \cup \left(\overline{A\cap C}\right)$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
  \emPaint*\zenheimen
  \end{clipEn}
  \En**<linethickness=.3pt>\B\rB
  \begin{clipEn}<hosyugo>\C\rC
  \emPaint*\zenheimen
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ A \cup \overline{B} \cup \overline{C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \En**<linethickness=.3pt>\A\rA
  \begin{clipEn}<hosyugo>\B\rB
  \emPaint*\zenheimen
  \end{clipEn}
  \begin{clipEn}<hosyugo>\C\rC
  \emPaint*\zenheimen
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ A \cup \left(\overline{B\cap C}\right)$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \En**<linethickness=.3pt>\A\rA
  \begin{clipEn}<hosyugo>\B\rB
  \emPaint*\zenheimen
  \end{clipEn}
  \begin{clipEn}<hosyugo>\C\rC
  \emPaint*\zenheimen
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ \overline{A} \cup B \cup C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \begin{clipEn}<hosyugo>\A\rA
  \emPaint*\zenheimen
  \end{clipEn}
  \En**<linethickness=.3pt>\B\rB
  \En**<linethickness=.3pt>\C\rC
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ A \cup \overline{B} \cup C$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \En**<linethickness=.3pt>\A\rA
  \begin{clipEn}<hosyugo>\B\rB
  \emPaint*\zenheimen
  \end{clipEn}
  \En**<linethickness=.3pt>\C\rC
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}

$ A \cup B \cup \overline{C}$

\begin{pszahyou*}[remake,ul=5mm,borderwidth=1pt](-3.5,3.5)(-2.5,4.5)
  \tenretu*{A(0,1.732);B(-1,0);C(1,0)}
  \def\rA{2}
  \def\rB{2}
  \def\rC{2}
  \En**<linethickness=.3pt>\A\rA
  \En**<linethickness=.3pt>\B\rB
  \begin{clipEn}<hosyugo>\C\rC
  \emPaint*\zenheimen
  \end{clipEn}
  \En\A\rA
  \En\B\rB
  \En\C\rC
  \setlength{\fboxsep}{1pt}
  \Rdef[\A](\rA,90)\AA
  \Put\AA(0,0)[c]{\colorbox{white}{$A$}}
  \Rdef[\B](\rB,210)\BB
  \Put\BB(0,0)[c]{\colorbox{white}{$B$}}
  \Rdef[\C](\rC,-30)\CC
  \Put\CC(0,0)[c]{\colorbox{white}{$C$}}
  \Takakkei<linewidth=4>{\trueRT\trueRB\trueLB\trueLT}
  \Put{(-3,4)}(0,0)[c]{\colorbox{white}{$U$}}
\end{pszahyou*}


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 t@C̍Ōɂ
