a |
b |
a |
b |
c |
a |
c |
a |
b |
a |
b |
c |
a |
c |
a |
c |
(sinθ+cosθ)2+4(sinθ+cosθ)2 |
5(sin2θ+2sinθcosθ+cos2θ) |
5+5sin2θ |
10 |
a |
c |
10 |
a |
b |
a |
b |
a |
c |
c |
a |
b |
a |
b |
a |
b |
a |
b |
AB |
a |
AC |
b |
BC |
a |
b |
a |
b |
3 |
a |
b |
3 |
a |
b |
A.0 | B.4 | C.2 | D.
|
a |
π |
4 |
b |
π |
4 |
a |
b |
1 |
2 |
1 |
2 |
π |
4 |
4-π |
4 |
a |
b |
3 |
a |
b |
A.1 | B.
| C.3 | D.9 |
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