| x3+xy2+1 |
| x3+xy-x2y-y3 |
| x2y-xy2 |
| x3+xy2-x2y-y3 |
| x2y+xy2 |
| x3+x2y+xy2+y3 |
| x2y+y3+1 |
| x2y+y3-x3-xy2 |
| x3+y3 |
| x3+x2y+xy2+y3 |
| 1 |
| x(x+a) |
| 1 |
| (x+a)(x+2a) |
| 1 |
| (x+2a)(x+3a) |
| 1 |
| (x+3a)(x+4a) |
| b2-bc+c2 |
| a |
| a2 |
| b+c |
| 3 | ||||
|
| ||||||
|
| 1 |
| (x-1)(x-2) |
| 1 |
| (x-2)(x-3) |
| 1 |
| (x-n)(x-n-1) |
| a |
| x(x+a) |
| 1 |
| x |
| 1 |
| x+a |
|
|
|
| 1 |
| a |
| 1 |
| x |
| 1 |
| x+a |
| 1 |
| a |
| 1 |
| x+a |
| 1 |
| x+2a |
| 1 |
| a |
| 1 |
| x+2a |
| 1 |
| x+3a |
| 1 |
| a |
| 1 |
| x+3a |
| 1 |
| x+4a |
| 3 | ||||
|
| bc |
| b+c |
| a2 |
| b+c |
| ||||||
|
|
| 1 |
| (x-1)(x-2) |
| 1 |
| x-2 |
| 1 |
| x-1 |
| 1 |
| (x-2)(x-3) |
| 1 |
| x-3 |
| 1 |
| x-2 |
| 1 |
| (x-n)[x-(n+1)] |
| 1 |
| x-(n+1) |
| 1 |
| x-n |
| 1 |
| (x-2)(x-3) |
| 1 |
| x-3 |
| 1 |
| x-2 |
| 1 |
| (x-n)[x-(n+1)] |
| 1 |
| x-(n+1) |
| 1 |
| x-n |
| x3+xy2+1 |
| x2(x-y)+y2(x-y) |
| xy(x-y) |
| x2(x-y)+y2(x-y) |
|
| a |
| x(x+a) |
| 1 |
| x |
| 1 |
| x+a |
|
| 1 |
| a |
| 1 |
| x |
| 1 |
| x+a |
| 1 |
| a |
| 1 |
| x+a |
| 1 |
| x+2a |
| 1 |
| a |
| 1 |
| x+2a |
| 1 |
| x+3a |
| 1 |
| a |
| 1 |
| x+3a |
| 1 |
| x+4a |
|
|
| b2-bc+c2 |
| a |
| a2-3bc |
| b+c |
| ||
|
|
|
| 1 |
| (x-1)(x-2) |
| 1 |
| x-2 |
| 1 |
| x-1 |
| 1 |
| (x-2)(x-3) |
| 1 |
| x-3 |
| 1 |
| x-2 |
| 1 |
| (x-n)[x-(n+1)] |
| 1 |
| x-(n+1) |
| 1 |
| x-n |
| 1 |
| x-2 |
| 1 |
| x-1 |
| 1 |
| x-3 |
| 1 |
| x-2 |
| 1 |
| x-(n+1) |
| 1 |
| x-n |
|
| a |
| x(x+a) |
| 1 |
| x |
| 1 |
| x+a |
|
|
|
| 1 |
| (x-1)(x-2) |
| 1 |
| x-2 |
| 1 |
| x-1 |
| 1 |
| (x-2)(x-3) |
| 1 |
| x-3 |
| 1 |
| x-2 |
| 1 |
| (x-n)[x-(n+1)] |
| 1 |
| x-(n+1) |
| 1 |
| x-n |
| 1 |
| (x-2)(x-3) |
| 1 |
| x-3 |
| 1 |
| x-2 |
| 1 |
| (x-n)[x-(n+1)] |
| 1 |
| x-(n+1) |
| 1 |
| x-n |
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科目:初中數(shù)學(xué) 來源: 題型:
|
| x3-xy2 |
| x+y |
| x2-2xy+y2 |
| x |
| 2y+2 |
| y-x |
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