1 |
3 |
3 |
2 |
2 |
3 |
A.f(a2010)<f(a2009)<f(a2011) | B.f(a2011)<f(a2009)<f(a2010) |
C.f(a2010)<f(a2011)<f(a2009) | D.f(a2009)<f(a2010)<f(a2011) |
2 |
3 |
3 |
2 |
1 |
3 |
1 |
3 |
3 |
2 |
1 |
2 |
1 |
2 |
2 |
3 |
1 |
3 |
1 |
2 |
2 |
3 |
1 |
3 |
1 |
2 |
2 |
3 |
x2+a |
bx-c |
1 |
2 |
1 |
an |
f(x) |
g(x) |
A.(-2,0)∪(2,+∞) | B.(-2,0)∪(0,2) | C.(-∞,-2)∪(2,+∞) | D.(-∞,-2)∪(0,2) |
2 |
2x+1 |
π |
2 |
A.(0,1) | B.(-∞,0) | C.(-∞,
| D.(-∞,1) |
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