C | 0n |
C | 1n |
C | 2n |
C | nn |
C | 2n |
C | 3n |
C | 4n |
C | nn |
C | 1n |
C | 2n |
C | 3n |
C | nn |
C | 2n |
C | 3n |
C | 4n |
C | nn |
C | 2n |
C | 3n |
C | 4n |
C | nn |
C | 1n |
C | 2n |
C | 3n |
C | nn |
C | 2n |
C | 3n |
C | 4n |
C | nn |
A.2e | B.-2e | C.e-2 | D.-2e-2 |
lim |
△x→0 |
f(1-2△x)-f(1) |
△x |
A.-20 | B.-10 | C.10 | D.20 |
A.cos2x-cosx | B.cos2x-sinx |
C.cos2x+cosx | D.cos2x+cosx |
A.-2 | B.2 | C.1 | D.-4 |
© 2017-2019 超级试练试题库,All Rights Reserved.