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<P>위의 <SPAN nowrap><A class=link_board_02 href="http://cafe150.daum.net/_c21_/bbs_read?grpid=iZqm&mgrpid=&fldid=4FJp&page=1&prev_page=0&firstbbsdepth=&lastbbsdepth=zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz&contentval=000FBzzzzzzzzzzzzzzzzzzzzzzzzz&datanum=941#" [안내]태그제한으로등록되지않습니다-xx[안내]태그제한으로등록되지않습니다-xxonclick="showSideView(this, 'cipjq3vCnw50', '', 'ab1565821'); return false;"><FONT color=#7a9a1b size=2>ab1565821</FONT></A> 님과 같은 의견입니다</SPAN></P>
<P><SPAN nowrap><SPAN style="FONT-FAMILY: '돋움'">식을 정리하면</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">X=(600,000+0.1X)/(1-1,500,000/2,500,000)</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">우변분모 괄호분수를 정리하면</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">X=(600,000+0.1X)/(1-0.6)</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'"> =(600,000+0.1X)/(0.4)</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">우변분모0.4를 소거하기 위해 양변에 0.4를 곱해주면</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">0.4X = (600,000+0.1X)</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">미지수항을 좌변에 이항정리하면</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">0.4X-0.1X=600,000</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">좌변을 정리하면</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">0.3X=600,000</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">X를 구하면</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">X=600,000/0.3</SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">따라서 </SPAN></P>
<P class=HStyle0 style="LINE-HEIGHT: 130%; TEXT-ALIGN: left"><SPAN style="FONT-FAMILY: '돋움'">X=2,000,000</SPAN></P></SPAN>
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첫댓글 오~정말 대단하시군요^^ 고맙습니다..그래도 잘이해는 안되네요^^