a |
b |
2 |
2 |
a |
b |
8 |
5 |
π |
4 |
π |
2 |
π |
4 |
π |
4 |
sin2x(1+tanx) |
1-tanx |
a |
b |
2 |
2 |
π |
4 |
π |
4 |
8 |
5 |
π |
4 |
4 |
5 |
π |
4 |
4 |
5 |
π |
4 |
4 |
5 |
π |
4 |
π |
2 |
π |
4 |
π |
4 |
π |
4 |
1-cos 2(x-
|
3 |
5 |
π |
4 |
sin(x-
| ||
cos(x-
|
| ||
|
3 |
4 |
sin2x(1+tanx) |
1-tanx |
1+tanx |
1-tanx |
π |
2 |
π |
4 |
π |
2 |
π |
4 |
π |
4 |
1 | ||
tan(x-
|
π |
4 |
1 | ||
|
4 |
5 |
4 |
3 |
28 |
75 |
AP |
PB |
BA |
AC |
a |
b |
a |
b |
PA |
PB |
PC |
0 |
AB |
AC |
AP |
A.3 | B.
| C.2 | D.8 |
A.(9,1) | B.(1,9) | C.(9,0) | D.(0,9) |
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