1 |
2 |
1 |
2 |
1 |
2 |
A.10 | B.0.01 | C.100 | D.1000 |
A.0 | B.1 | C.2 | D.3 |
1 |
x |
x2-3x+2 |
-x2-3x+4 |
A.(-∞,-4]∪[2,+∞) | B.(-4,0)∪(0.1) | C.[-4,0)∪(0,1] | D.[-4,0)∪(0,1) |
2π |
5 |
A.a>b>c | B.b>a>c | C.c>a>b | D.b>c>a |
1 |
x |
1 |
2y |
A.-4 | B.-3 | C.-log26 | D.2log2
|
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