| 2 |
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| 2 |
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| 4 |
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| 2 |
| 5 |
| 2 |
| x |
| 2 |
| a |
| 2 |
| a |
| 2 |
| a |
| 2 |
| a-1 |
| 2 |
| x |
| 2 |
| a-1 |
| x2-x+2 |
| x-1 |
| 2 |
| a-1 |
| 2 |
| x |
| 2 |
| a |
| 2 |
| a |
| 2 |
| a-1 |
| 2 |
| a-1 |
| 2 |
| x |
| 2 |
| a-1 |
| x2-x+2 |
| x-1 |
| 2 |
| a-1 |
| x2-x |
| x-1 |
| 2 |
| x-1 |
| 2 |
| a-1 |
| 2 |
| x-1 |
| 2 |
| a-1 |
| 2 |
| x-1 |
| 2 |
| a-1 |
| 2 |
| a-1 |
| 2 |
| a |
| 2 |
| a-1 |
| 2 |
| a-1 |
| 2 |
| x |
| 2 |
| a-1 |
| 2 |
| a-1 |
| 2 |
| a-1 |
| 2 |
| a-1 |
| 2 |
| a-1 |
| 2 |
| x |
| 2 |
| a-1 |
| x2-x+2 |
| x-1 |
| 2 |
| a-1 |
| x2-x |
| x-1 |
| 2 |
| x-1 |
| 2 |
| a-1 |
| 2 |
| x-1 |
| 2 |
| a-1 |
| 2 |
| x-1 |
| 2 |
| a-1 |
| 2 |
| a-1 |
| a+1 |
| a-1 |
科目:初中數學 來源: 題型:閱讀理解
| 1 |
| x |
| 1 |
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| 1 |
| 2 |
| 1 |
| x |
| 1 |
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| 1 |
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| 1 |
| x |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| x |
| 1 |
| 5 |
| 1 |
| x |
| 1 |
| c |
| x2-x+1 |
| x-1 |
| 1 |
| a-1 |
| 1 |
| x |
| 1 |
| c |
查看答案和解析>>
科目:初中數學 來源: 題型:閱讀理解
| 1 |
| x |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| x |
| 1 |
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| 1 |
| 3 |
| 1 |
| x |
| 1 |
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| 1 |
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| 1 |
| x |
| 1 |
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| 1 |
| 5 |
| 1 |
| 5 |
| 1 |
| x |
| 1 |
| c |
| 1 |
| c |
| 1 |
| c |
| x2-x+1 |
| x-1 |
| 1 |
| a-1 |
| 1 |
| x |
| 1 |
| c |
| 1 |
| x-1 |
| 1 |
| a-1 |
| 1 |
| x-1 |
| 1 |
| a-1 |
| 1 |
| a-1 |
| 1 |
| a-1 |
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科目:初中數學 來源:2012-2013學年廣東省九年級3月份質量檢測數學試卷(解析版) 題型:解答題
先閱讀下面的材料,然后解答問題:通過觀察,發現方程
的解為
;
的解為
;
的解為
;
…………………………
(1)觀察上述方程的解,猜想關于x的方程
的解是________________;
(2)根據上面的規律,猜想關于x的方程
的解是___________________;
(3)把關于x的方程
變形為方程
的形式是_____ _,方程的解是________ ___.
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科目:初中數學 來源: 題型:解答題
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