新建问题目录
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README.md
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# 数学
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[解决问题的策略](问题/)
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## 小学阶段
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### 知识点
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@ -75,31 +78,3 @@ $$西南 \leftrightarrow 南 \leftrightarrow 东南$$
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##### 角
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$$\angle0\degree零角<锐角<\angle90\degree直角<钝角<\angle180\degree平角<\angle360\degree周角$$
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##### 三角形
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......
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### 解决问题
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#### 均贫富
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```
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明明:============================= 29
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大力:========= 9
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```
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$自然数范围内有a>b,且a-x=b+x,求x。$
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##### 解法1
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$\because a-x=b+x \Longrightarrow 2x=a-b$
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$\therefore x=\frac{a-b}{2}$
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##### 解法2
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$x=\frac{a+b}{2}-b$
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#### 鸡兔同笼
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......
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# 解决问题的策略
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- [均贫富](均贫富.md)
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- [鸡兔同笼](鸡兔同笼.md)
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问题/均贫富.md
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# 均贫富
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```
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明明:============================= 29
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大力:========= 9
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```
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$自然数范围内有a>b,且a-x=b+x,求x。$
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## 解法1
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$\because a-x=b+x \Longrightarrow 2x=a-b$
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$\therefore x=\frac{a-b}{2}$
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## 解法2
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$x=\frac{a+b}{2}-b$
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问题/鸡兔同笼.md
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# 鸡兔同笼
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...
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