1 |
2x+1 |
1 |
2x1+1 |
1 |
2x2+1 |
2x1-2x2 |
(1+2x1)(1+2x2) |
1 |
2-x+1 |
1 |
2x+1 |
1 |
2 |
1 |
2 |
1 |
2x+1 |
|
ex |
a |
a |
ex |
a |
x2 |
A.(-∞,4) | B.(-∞,4] | C.(-∞,8) | D.(-∞,8] |
π |
2 |
π |
2 |
A.x1+x2>0 | B.x12>x22 | C.x1>x2 | D.x1<x2 |
A.f(sinα)>f(cosβ) | B.f(cosα)<f(cosβ) |
C.f(cosα)>f(cosβ) | D.f(sinα)<f(cosβ) |
© 2017-2019 超级试练试题库,All Rights Reserved.