cos2(nπ+x)•sin2(nπ-x) |
cos2[(2n+1)π-x] |
π |
2010 |
502π |
1005 |
cos2(2kπ+x)•sin2(2kπ-x) |
cos2[(2×2k+1)π-x] |
cos2x•sin2(-x) |
cos2(π-x) |
cos2x•(-sinx)2 |
(-cosx)2 |
cos2[(2k+1)π+x]•sin2[(2k+1)π-x] |
cos2{[2×(2k+1)+1]π-x} |
cos2[2kπ+(π+x)]•sin2[2kπ+(π-x)] |
cos2[2×(2k+1)π+(π-x)] |
cos2(π+x)•sin2(π-x) |
cos2(π-x) |
(-cosx)2•sin2x |
(-cosx)2 |
π |
2010 |
502π |
1005 |
π |
2010 |
1004π |
2010 |
π |
2010 |
π |
2 |
π |
2010 |
π |
2010 |
π |
2010 |
tan(3π-α) | ||
sin(π+α)sin(
|
sin(2π-α)cos(α-
| ||
sin(
|
|sinα| |
sinα |
|cosα| |
cosα |
m |
n |
m |
n |
π |
8 |
2 |
© 2017-2019 超级试练试题库,All Rights Reserved.