单词 | redundant |
释义 | redundant any one of these equations can be termed redundant because the other two are sufficient to identify x = 2, y = 3 as the only solution. If 3x+2y > 4 and 6x+4y > 9 then the first inequality is redundant because if 6x+4y>9 it follows that 3x+2y >4.5 and the first inequality is automatically satisfied. If one or more simultaneous linear equations are redundant, then in echelon form there will be a zero row. |
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