A.y′=2xcosx+x2sinx | B.y′=2xcosx-x2sinx |
C.y=2xcosx | D.y′=-x2sinx |
x |
A.-
| B.2 | C.1 | D.
|
A.[cos(1-x)]′=-sin(1-x) | B.(eπx)′=eπx+eπ | ||||
C.(ax)′=xax-1 | D.(ln
|
A.sin1-1 | B.1-sin1 | C.1+sin1 | D.-1-sin1 |
A.1-cos1 | B.1+cos1 | C.cos1-1 | D.-1-cos1 |
1 |
2 |
π |
2 |
A.[
| B.(
| C.[1,e
| D.(1,e
|
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