1 |
2 |
A.y=2-x | B.y=log
| C.y=2log4x | D.y=
|
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
4x |
2 |
1 |
2 |
2+x |
2-x |
x |
2 |
2 |
x |
A.(-4,0)∪(0,4) | B.(-4,-1)∪(1,4) | C.(-2,-1)∪(1,2) | D.(-4,-2)∪(2,4) |
A.关于直线x+y=0对称 | B.关于直线x-y=0对称 |
C.关于y轴对称 | D.关于原点对称 |
A.5 | B.10 | C.14 | D.15 |
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