π |
2 |
π |
6 |
3 |
π |
3 |
2π |
ω |
π |
2 |
π |
6 |
3 |
π |
3 |
3 |
π |
3 |
3 |
π |
2 |
π |
3 |
π |
2 |
5π |
12 |
π |
12 |
5π |
12 |
π |
12 |
π |
2 |
π |
3 |
3π |
2 |
π |
12 |
7π |
12 |
π |
12 |
7π |
12 |
1 |
f(x)-1 |
π |
3 |
π |
3 |
3 |
3 |
3 |
3 |
-1-3
| ||
2 |
1 |
f(x)-1 |
4
| ||
3 |
1 |
f(x)-1 |
-1-
| ||
2 |
-1-3
| ||
2 |
-1-3
| ||
2 |
A.f(x)=
| B.f(x)=
| C.f(x)=2-x-2x | D.f(x)=-tanx |
xf′(x)-f(x) |
x2 |
A.(-1,0)∪(0,1) | B.(-1,0)∪(1,+∞) | C.(-∞,-1)∪(0,1) | D.(0,1)∪(1,+∞) |
4x-b |
2x |
A.0 | B.
| C.1 | D.2 |
A.-
| B.
| C.2 | D.-2 |
e2n-1 |
e2-1 |
2n3 |
3 |
n |
3 |
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