科目:czsx 来源: 题型:
| 7 |
| 72 |
| -7 |
| 7 |
| 7 |
| -72 |
| (-7)2 |
| (-7)2 |
科目:czsx 来源: 题型:
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科目:czsx 来源: 题型:
2+
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3+
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4+
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5+
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科目:czsx 来源: 题型:
| 3 |
| 2 |
| 1 |
| 2 |
| a |
| 2 |
| a |
| b |
科目:czsx 来源: 题型:
| 1 | 3 |
科目:czsx 来源: 题型:
| 5 |
| 2 |
| 1 |
| 2 |
科目:czsx 来源: 题型:
| 3x+7 | 16-x2 |
科目:czsx 来源: 题型:
| 1-2x+x2 |
| 1-2x+x2 |
| (1-x)2 |
| 1-2x+x2 |
| (1-x)2 |
科目:czsx 来源: 题型:
| 1 | 2 |
科目:czsx 来源: 题型:
|
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科目:czsx 来源: 题型:
| A、a=32,b=42,c=52 | ||||||
B、a=
| ||||||
C、a=
| ||||||
| D、a=3-1,b=4-1,c=5-1 |
科目:czsx 来源: 题型:
| 0×1×2×3+1 |
| 1×2×3×4+1 |
| 2×3×4×5+1 |
| 3×4×5×6+1 |
科目:czsx 来源: 题型:
| 1 |
| 3 |
| -2 |
| 5x |
| 2a |
| x |