sin(π-α)+5cos(2π-α) | ||
2sin(
|
tan(π-α)cos(2π-α)sin(-α+
| ||
cos(-α-π)sin(-π-α) |
sin(π-α)+5cos(2π-α) | ||
2sin(
|
sinα+5cosα |
-2cosα+sinα |
tanα+5 |
-2+tanα |
-2+5 |
-2-2 |
3 |
4 |
|
| ||
|
1 |
4 |
π |
4 |
π |
2 |
A.-
| B.
| C.-
| D.
|
sin(π-α)cos(2π-α)cos(-α+
| ||
cos(
|
3 |
2 |
1 |
5 |
31 |
3 |
3 |
A.
| B.
| C.
| D.2 |
cos(-θ) |
cos(360°-θ)tan2(180°-θ) |
cos(90°+θ) |
cos2(270°+θ)sin(-θ) |
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