A.f(x)=x2(x≥0) | B.f(x)=cos(x-
| C.f(x)=ex | D.f(x)=lg|x| |
π |
2 |
A.f(-3)<f(-1)<f(2) | B.f(-1)<f(2)<f(-3) | C.f(2)<f(-3)<f(-1) | D.f(2)<f(-1)<f(-3) |
10 |
3 |
f(x) |
x2 |
1 |
2 |
1 |
4x+2 |
1 |
2 |
n |
m |
1 |
3 |
b | 2n |
1 |
b1+1 |
1 |
b2+1 |
1 |
bn+1 |
1+ax |
1-2x |
A.(1,
| B.[
| C.(1,
| D.(0,
|
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