Chemistry
Senior High
Resolved
請問這題該怎麼解？
21
黃兩直人
[3x+2y≤15.
x
22
NE不一元二示圖(1)
12. 圖示二元一次聯立不等式 x-y20 的解,並求在此區域內有多少個格子點,
ye
3+220 y=-2
72-7 05
054-x
(S)
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