1 |
(1+a)2 |
1 |
(1+b)2 |
1 |
(1+c)2 |
3 |
4 |
1 |
(1+x)2 |
1 |
4 |
1 |
(1+a)2 |
1 |
4 |
1 |
(1+b)2 |
1 |
4 |
1 |
(1+c)2 |
1 |
4 |
1 |
(1+a)2 |
1 |
(1+b)2 |
1 |
(1+c)2 |
1 |
4 |
1 |
4 |
1 |
4 |
1 |
4 |
3 |
4 |
sinx | |||
|
π |
2 |
π |
2 |
1 |
sin2x |
1 |
x2 |
π |
2 |
A.0<a<1 | B.a<1 | C.a>0 | D.a<0 |
x2 |
kx-b |
1 |
an |
105(x-50) |
(x-40)2 |
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