3x-2 |
x-1 |
π |
3 |
π |
12 |
3x-2 |
x-1 |
3(x-1)+1 |
x-1 |
1 |
x-1 |
1 |
x |
1 |
x |
π |
3 |
π |
3 |
π |
3 |
π |
2 |
k |
2 |
π |
12 |
π |
12 |
a1(1-qk) |
1-k |
a1(1-q2k) |
1-k |
a1(1-qk) |
1-k |
a1(1-qk) |
1-k |
a1(1-q3k) |
1-k |
a1(1-q2k) |
1-k |
a1(1-qk) |
1-k |
A.充分而不必要条件 | B.必要而不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
A.充分而不必要条件 | B.必要而不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
2x-1 |
A.[0,
| B.(0,
| C.(-∞,0]∪[
| D.(-∞,0)∪(
|
© 2017-2019 超级试练试题库,All Rights Reserved.