(x+3)(x-5) |
x+3 |
x+1 |
x-1 |
(x+1)(x-1) |
x2 |
3 | x4-x3 |
x-1 |
2x-5 |
A.(1)(2) | B.(2)(3) | C.(4) | D.(3)(5) |
(x+3)(x-5) |
x+3 |
x+1 |
x-1 |
(x+1)(x-1) |
x2 |
2x-5 |
5 |
2 |
A.{1} | B.{0,-1,-2} | C.{0} | D.{0,1,-1} |
A.10个 | B.9个 | C.8个 | D.4个 |
A.f(x)=x与g(x)=2log2x | |||||||
B.f(x)=|3-x|与g(t)=
| |||||||
C.f(x)=
| |||||||
D.f(x)=log3x2与g(x)=2log3x |
© 2017-2019 超级试练试题库,All Rights Reserved.