Mathematics
Senior High
求救！！！！！
-3)
x-y+z=6
2.(1)寫出 3x+2y-z=-4的增廣矩陣。
|4x-3y-5z=-5
[10
0 0 α
(2)將增廣矩陣化簡成 01 OB的形式。
0017
(3)求出此聯立方程式的解
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1 -1 1 6
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2.
對增廣矩陣做高斯消去法
3.
x=alpha,y=beta,z=gamma