a |
x+1 |
9 |
2 |
g(x2)-g(x1) |
x2-x1 |
1 |
x |
a |
(x+1)2 |
x2+(2-a)x+1 |
x(x+1)2 |
9 |
2 |
1 |
2 |
1 |
2 |
g(x2)-g(x1) |
x2-x1 |
g(x2)-g(x1) |
x2-x1 |
g(x2)+x2-[g(x1)+x1] |
x2-x1 |
a |
x+1 |
1 |
x |
a |
(x+1)2 |
(x+1)2 |
x |
1 |
x |
1 |
x |
1 |
x2 |
1 |
x2 |
27 |
2 |
27 |
2 |
a |
x+1 |
1 |
x |
a |
(x+1)2 |
(x+1)2 |
x |
1 |
x |
1 |
x |
1 |
x2 |
27 |
2 |
1 |
3 |
m |
2 |
1 |
2 |
4+2b-b2 |
1-(x-a)2 |
A.a>c>b | B.c>b>a | C.c>a>b | D.a>b>c |
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