3x-y+z=5. 1.已知聯立方程式L:-x+2y=3,試寫出: x+y-2z=0. (1)係數矩陣. (2)增廣矩陣. 2. A =[ay]23 = ay= i−j, ✯A= 3. 判斷下列矩陣,哪些為轉移矩陣?
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