π |
4 |
3 |
5π |
12 |
11π |
12 |
π |
6 |
π |
3 |
3 |
A.1 | B.2 | C.3 | D.4 |
π |
4 |
3 |
π |
2 |
3 |
3 |
π |
3 |
π |
2 |
π |
3 |
3π |
2 |
5 |
12 |
11π |
12 |
5π |
12 |
11π |
12 |
π |
3 |
π |
2 |
kπ |
2 |
5π |
12 |
π |
6 |
π |
3 |
2π |
3 |
π |
3 |
A.若x<y,则x2<y2 | B.若x2=1,则x=1 | ||||||||
C.若x=y,则
| D.若
|
a |
b |
c |
a |
b |
c |
∫ | a1 |
1 |
x |
A.①② | B.③④ | C.②④ | D.①③ |
A.① | B.①③ | C.②③ | D.①②③ |
a |
b |
a |
b |
kπ |
2 |
a |
b |
c |
a |
b |
c |
a |
b |
c |
b |
b |
0 |
a |
b |
a |
ex |
x |
ex(x+1) |
x2 |
x2 |
a2 |
y2 |
b2 |
2b2 |
a |
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