| 1 |
| 1×3 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3×5 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 5 |
| 1 |
| 5×7 |
| 1 |
| 2 |
| 1 |
| 5 |
| 1 |
| 7 |
| 1 |
| 1×3 |
| 1 |
| 3×5 |
| 1 |
| 5×7 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 5 |
| 1 |
| 2 |
| 1 |
| 5 |
| 1 |
| 7 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 5 |
| 1 |
| 5 |
| 1 |
| 7 |
| 1 |
| 2 |
| 1 |
| 7 |
| 3 |
| 7 |
| 1 |
| x(x+3) |
| 1 |
| (x+3)(x+6) |
| 1 |
| (x+6)(x+9) |
| 1 |
| a(a+1) |
| 1 |
| (a+1)(a+2) |
| 1 |
| (a+2)(a+3) |
| 1 |
| (a+2006)(a+2007) |
| 1 |
| 3 |
| 1 |
| x |
| 1 |
| x+3 |
| 1 |
| 2 |
| 1 |
| x+3 |
| 1 |
| x+6 |
| 1 |
| 3 |
| 1 |
| x+6 |
| 1 |
| x+9 |
| 1 |
| x |
| 1 |
| x+3 |
| 1 |
| x+3 |
| 1 |
| x+6 |
| 1 |
| x+6 |
| 1 |
| x+9 |
| 1 |
| 3 |
| x+9-x |
| x(x+9) |
| 3 |
| x(x+9) |
| 1 |
| a |
| 1 |
| a+1 |
| 1 |
| 2 |
| 1 |
| a+1 |
| 1 |
| a+2 |
| 1 |
| a+2 |
| 1 |
| a+3 |
| 1 |
| a+2006 |
| 1 |
| a+2007 |
| 1 |
| a |
| 1 |
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| 1 |
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| 1 |
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| 1 |
| a+2006 |
| 1 |
| a+2007 |
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| a(a+2007) |
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科目:初中数学 来源: 题型:阅读理解
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查看答案和解析>>
科目:初中数学 来源: 题型:阅读理解
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查看答案和解析>>
科目:初中数学 来源: 题型:解答题
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科目:初中数学 来源:不详 题型:解答题
| 1 |
| 1×3 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3×5 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 5 |
| 1 |
| 5×7 |
| 1 |
| 2 |
| 1 |
| 5 |
| 1 |
| 7 |
| 1 |
| 1×3 |
| 1 |
| 3×5 |
| 1 |
| 5×7 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 5 |
| 1 |
| 2 |
| 1 |
| 5 |
| 1 |
| 7 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 5 |
| 1 |
| 5 |
| 1 |
| 7 |
| 1 |
| 2 |
| 1 |
| 7 |
| 3 |
| 7 |
| 1 |
| x(x+3) |
| 1 |
| (x+3)(x+6) |
| 1 |
| (x+6)(x+9) |
| 1 |
| a(a+1) |
| 1 |
| (a+1)(a+2) |
| 1 |
| (a+2)(a+3) |
| 1 |
| (a+2006)(a+2007) |
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