1 |
x |
1 |
2 |
1 |
2 |
1 |
x |
1 |
3 |
1 |
3 |
1 |
x |
1 |
4 |
1 |
4 |
1 |
x |
1 |
5 |
1 |
x |
1 |
c |
x2-x+1 |
x-1 |
1 |
a-1 |
1 |
x |
1 |
c |
1 |
5 |
1 |
c |
x2-x+1 |
x-1 |
1 |
a-1 |
(x-1)2+x |
x-1 |
1 |
a-1 |
1 |
x-1 |
1 |
a-1 |
1 |
x-1 |
1 |
a-1 |
1 |
a-1 |
a |
a-1 |
x-1 |
x |
5x-5 |
x |
x-4 |
x-3 |
m |
3-x |
x-1 |
x |
A.0 | B.1 | C.-1 | D.2 |
1 |
2x |
3x+1 |
x |
A.1-2(3x+1)=3 | B.1-2(3x+1)=2x | C.1-2(3x+1)=6x | D.1-6x+2=6x |
1 |
4x2-4 |
3 |
x2-1 |
4 |
1-x |
A.(4x2-4)(x2-1)(1-x) | B.4(x2-1)(1-x) |
C.4(x2-1)(x-1) | D.4(x+1)(x-1) |
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