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| 4×7 |
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| 91×94 |
科目:初中数学 来源: 题型:阅读理解
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| 1×3 |
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| 5×7 |
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| 1×3 |
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| 19×21 |
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| 1×3 |
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| 5×7 |
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| 99×101 |
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| 1×4 |
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| 4×7 |
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| 7×10 |
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| 19×22 |
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| x(x+3) |
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| (x+3)(x+6) |
| 1 |
| (x+6)(x+9) |
| 3 |
| x+9 |
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科目:初中数学 来源: 题型:
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| 1×3 |
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| 3×5 |
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| 3 |
| 1 |
| 5 |
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| 5×7 |
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| 5 |
| 1 |
| 7 |
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| 2005×2007 |
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| 1×4 |
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| 4×7 |
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| 7×10 |
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| 10×13 |
| 1 |
| 301×304 |
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科目:初中数学 来源: 题型:
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| 2×3 |
| 1 |
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| 3×5 |
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| 1 |
| 3 |
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| 5 |
| 1 |
| 1×4 |
| 1 |
| 4×7 |
| 1 |
| 7×10 |
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| (3n-2)(3n+1) |
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科目:初中数学 来源: 题型:
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| 1×3 |
| 1 |
| 3×5 |
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| 2011×2013 |
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| x(y+3) |
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| (x+1)(y+4) |
| 1 |
| (x+2)(y+5) |
| 1 |
| (x+2011)(y+2014) |
| 1 |
| 1×4 |
| 1 |
| 4×7 |
| 1 |
| 7×10 |
| 1 |
| 2002×2005 |
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