Re: [理工] [線代]-觀念..
y※ 引述《mdpming (紅艦鳴是 豕者)》之銘言:
: AX = 0
: [1 2 0] [x1]
: [4 3 0] [x2] = 0
: [0 0 0] [x3]
: 高思消去法
: [1 0 0]
: [0 1 0] = 0
: [0 0 0]
x1 = 0
x2 = 0
你不知道 x3 是多少,當然我會假設 x3 = α
x1 = 0 × α
x2 = 0 × α
│ │
│0│
│ │
α│0│
│ │
│1│
│ │
: [0]
: X = c[0] ... 我怎麼都算 000阿
: [1]
: 另 x3 = c
: x1 = 0
: x2 = 0
: x3 = 0...@@
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