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%% �������@�������當�����͂��܂�܂��@������
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    \Large\bf $3$�N~���̌v�Z
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    \underline{\hspace{1cm}}�N\underline{\hspace{1cm}}�g\underline{\hspace{1cm}}��
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\begin{enumerate}

%\item ���̕��@�̓G���g�X�e�l�X��⿂ɂ��ďq�ׂ����̂ł���B
%���̕��@��p����$1$�`$50$�܂ł̑f���̌������߂Ȃ����B
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%\multicolumn{10}{l}{\ajMaru{1}$\>1$�������B}\\
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%\multicolumn{10}{l}{�ȉ����̎菇���J��Ԃ��B}\\
%$1$ & $2$ & $3$ & $4$ & $5$ & $6$ & $7$ & $8$ & $9$ & $10$ \\
%$11$ & $12$ & $13$ & $14$ & $15$ & $16$ & $17$ & $18$ & $19$ & $20$ \\
%$21$ & $22$ & $23$ & $24$ & $25$ & $26$ & $27$ & $28$ & $29$ & $30$ \\
%$31$ & $32$ & $33$ & $34$ & $35$ & $36$ & $37$ & $38$ & $39$ & $40$ \\
%$41$ & $42$ & $43$ & $44$ & $45$ & $46$ & $47$ & $48$ & $49$ & $50$ \\
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%
%\LINE
\item ���̕��͒P�����Ƒ������̏揜�ɂ��Ă̕��ł��B
\fbox{�@�@�@}�ɂ��Ă͂܂錾�t�܂��͐��⎮�������Ȃ����B

\begin{enumerate}
\item �P�����Ƒ������̏�@�́C
\fbox{�@\ajMaru{1}�@}~$a(b+c)=ab+ac$~
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\begin{center}
$3x(x+5)=3x^2+15x$
\end{center}

�ƂȂ�܂��B���̂Ƃ�$3x$�̂��Ƃ���~$3x^2+15x$~�̊e����\fbox{�@\ajMaru{2}�@}�Ƃ����܂��B

\item �������ƒP�����̏��@�͏�@�ɂȂ����Čv�Z���邱�Ƃ��ł��܂��B
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\begin{center}
$(a^2+6a)\div a=(a^2+6a)\times $\fbox{�@\ajMaru{3}�@}
\end{center}

�ƂȂ�܂��B
���̌v�Z���ʂ�\fbox{�@\ajMaru{4}�@}�ƂȂ�܂��B

\end{enumerate}

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& & & \\[-8pt]
~\ajMaru{1}~ & \hspace{33mm} & ~\ajMaru{2}~ & \hspace{33mm} \\[-8pt]
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& & & \\[-8pt]
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\vspace{2mm}
\item ���̎���W�J���Ȃ����B
\begin{enumerate}

\item $(2x+7)(x-4)$
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\item $(x-4)(x+6)$
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\item $(-a+2)(-a-3)$
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\item $(y+8)^2$
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\item $(5x-4)(5x+4)$
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\item ���̎��������������Ȃ����B
\begin{enumerate}

\item $2a^2-a$
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\item $x^2-9x-10$
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\item $16a^2-24ab+9b^2$
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\newpage

\item $2$�̊�̊֌W�ɂ��čl���܂����B���̖₢�ɓ����Ȃ����B

\begin{enumerate}
\item ��𕶎�$n$($n$�͐���)���g���ĕ\���Ȃ����B
\vspace{1.5zw}
\LINE

\item $2$�̊�̘a�͋����ɂȂ邱�Ƃ𕶎����g���Đ������Ȃ����B(2�_)

\vspace{2mm}
\hspace{-13mm}
\begin{tabular}{|@{\vrule width 0.4pt}l|@{\vrule width 0.4pt}}
\noalign{\hrule height 0.4pt}\hline
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\hspace{85.3mm} \\
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\end{tabular}

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\item $2$�̊�̐ς͊�ɂȂ邱�Ƃ𕶎����g���Đ������Ȃ����B(2�_)

\vspace{2mm}
\hspace{-13mm}
\begin{tabular}{|@{\vrule width 0.4pt}l|@{\vrule width 0.4pt}}
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\hspace{85.3mm} \\
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\end{tabular}

\end{enumerate}

\vspace{2mm}
\item ���̂悤�Ɉ�ӂ�$x$\ajLig{cm}�̐����`�ƁC
�c$x$\ajLig{cm}�C��$1$\ajLig{cm}�̒����`��$4$���Œ����`���ł��Ă��܂��B
���̂��Ƃɂ��Ĉȉ��̖₢�ɓ����Ȃ����B

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(1) ���̒����`�̖ʐ�

\hspace{1.8zw}�����߂Ȃ����B

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\underline{\hspace{17mm}~~~~~~~~~(\ajLig{cm2})\hspace{3mm}}
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\vspace{2mm}
\begin{enumerate}
\item[(2)] ���$5$�̐}�`�ƈ�ӂ�$1$\ajLig{cm}�̐����`���������g�ݍ��킹�ĐV���������`�����܂��B
��ӂ�$1$\ajLig{cm}�̐����`�͉����K�v�ł����B
�����`���ł���Ƃ��̈�ӂ�$1$\ajLig{cm}�̐����`�̖��������ׂē����Ȃ����B�l�����������Ȃ����B(2�_)

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\begin{tabular}{|@{\vrule width 0.4pt}l|@{\vrule width 0.4pt}}
\noalign{\hrule height 0.4pt}\hline
���l������\\
\hspace{85.3mm} \\
\\
\\
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\noalign{\hrule height 0.4pt}\hline
\end{tabular}

\end{enumerate}

%\item ��@�����𗘗p���āC���̌v�Z�����Ȃ����B
%
%\begin{enumerate}
%\item $102\times 102-98\times 98$
%\vfill
%\vfill
%
%\item $201^2$
%\vfill
%\vfill
%
%\end{enumerate}

\vspace{2mm}
\item $252$��f�����������Ȃ����B

\vspace{8mm}
\LINE

\end{enumerate}

\end{document}
