3 |
x |
6 |
1-x |
x+5 |
x2-x |
a2b |
c |
-c2 |
ab |
bc |
a |
x |
x-y |
y2 |
x+y |
x4y |
x4-y4 |
x2 |
x2+y2 |
a+2 |
a2-2a |
a-1 |
a2-4a+4 |
4-a |
a2-2a |
3 |
x |
6 |
1-x |
x+5 |
x2-x |
3(x-1) |
x(x-1) |
6x |
x(x-1) |
x+5 |
x(x-1) |
3x-3+6x-x-5 |
x(x-1) |
8x-8 |
x(x-1) |
8(x-1) |
x(x-1) |
8 |
x |
a2b |
c |
-c2 |
ab |
bc |
a |
a6b3 |
c3 |
c4 |
a2b2 |
a4 |
b4c4 |
a8 |
c3b3 |
x |
x-y |
y2 |
x+y |
x4y |
x4-y4 |
x2 |
x2+y2 |
xy2 |
x2-y2 |
x4y |
(x2+y2) (x2-y2) |
x2+y2 |
x2 |
xy2 |
x2-y2 |
x2y |
x2-y2 |
xy(y-x) |
(x+y)(x-y) |
xy |
x+y |
a+2 |
a2-2a |
a-1 |
a2-4a+4 |
4-a |
a2-2a |
a+2 |
a(a-2) |
a-1 |
(a-2)2 |
a(a-2) |
4-a |
a+2 |
4-a |
a(a-1) |
(a-2)(4-a) |
a2-4-a2+a |
(a-2)(4-a) |
a-4 |
(a-2)(4-a) |
1 |
a-2 |
科目:初中數學 來源: 題型:
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科目:初中數學 來源: 題型:
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