# 9.1 	 二元一次不等式

利用x截距，y截距畫出直線

{% embed url="<https://www.geogebra.org/m/vRtQGEYk>" %}
<https://www.geogebra.org/m/vRtQGEYk>
{% endembed %}

輸入x截距，y截距，檢驗是否正確，然後畫出直線並檢驗。

{% embed url="<https://www.geogebra.org/m/bnzawbxp>" %}
<https://www.geogebra.org/m/bnzawbxp>
{% endembed %}

{% embed url="<https://www.geogebra.org/m/JpYWwQjs>" %}
<https://www.geogebra.org/m/JpYWwQjs>
{% endembed %}

{% embed url="<https://www.geogebra.org/m/dudJx9VE>" %}
<https://www.geogebra.org/m/dudJx9VE>
{% endembed %}

{% embed url="<https://www.geogebra.org/m/CcBHdCEz>" %}
<https://www.geogebra.org/m/CcBHdCEz>
{% endembed %}

{% embed url="<https://www.geogebra.org/m/pcx324hc>" %}
<https://www.geogebra.org/m/pcx324hc>
{% endembed %}
