[其他] 三個方程式 三個未知數
各位大大麻煩幫我解答
因為數字很醜所以我怎麼解都解不出來
第一題：
3.6818x+4.1721y=1639.4257
1.9708x+0.1821y-z=23.2128
-0.042x-0.042y+0.5857z=6.2928
第二題
36818x+41721y=1639.4257
1.9708x+0.1821y-z=179.2899
-0.042x-0.042y+0.5857z=-36.3644
拜託麻煩各位大大幫我解答感激不盡!!!!
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