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	<title>연립부등식 - 편집 역사</title>
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	<updated>2026-04-04T23:11:46Z</updated>
	<subtitle>이 문서의 편집 역사</subtitle>
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		<title>NovaAdmin: DCWiki 복구: 최신본 이식</title>
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		<updated>2026-01-08T09:29:46Z</updated>

		<summary type="html">&lt;p&gt;DCWiki 복구: 최신본 이식&lt;/p&gt;
&lt;p&gt;&lt;b&gt;새 문서&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{이과}}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
* 상위문서: [[부등식]]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== 개요 ==&lt;br /&gt;
&lt;br /&gt;
[[너]]가 중2때 배우는 것. 연립방정식과 다르게 미지수가 1개다.&lt;br /&gt;
&lt;br /&gt;
== 예시 ==&lt;br /&gt;
&lt;br /&gt;
{{수학|1 = 2&amp;#039;&amp;#039;x&amp;#039;&amp;#039; + 5 ≤ 7}}&lt;br /&gt;
&lt;br /&gt;
{{수학|1 = 3(&amp;#039;&amp;#039;x&amp;#039;&amp;#039; −​ 1) + 2 ≥ −​4}}&lt;br /&gt;
&lt;br /&gt;
위에 부등식을 1번이라 하고 밑에 부등식을 2번이라 하자.&lt;br /&gt;
&lt;br /&gt;
1번을 풀면 {{수학|1 = &amp;#039;&amp;#039;x&amp;#039;&amp;#039; ≤ 1}}, 2번을 풀면 {{수학|1 = &amp;#039;&amp;#039;x&amp;#039;&amp;#039; ≥ −​1}}이다.&lt;br /&gt;
&lt;br /&gt;
구하고자 하는 해는 1번이랑 2번이랑 둘 다 만족시켜야 하니까&lt;br /&gt;
&lt;br /&gt;
답은 {{수학|1 = −​1 ≤ &amp;#039;&amp;#039;x&amp;#039;&amp;#039; ≤ 1}}이다.&lt;br /&gt;
&lt;br /&gt;
== 관련 문서 ==&lt;br /&gt;
&lt;br /&gt;
* [[부등식]]&lt;br /&gt;
&lt;br /&gt;
* [[연립방정식]]&lt;br /&gt;
&lt;br /&gt;
* [[수학]]&lt;br /&gt;
&lt;br /&gt;
[[분류:수학]]&lt;/div&gt;</summary>
		<author><name>NovaAdmin</name></author>
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