a+m |
b+m |
a |
b |
1 |
a-b |
1 |
b-c |
1 |
c-a |
A.1 | B.2 | C.3 | D.4 |
a+m |
b+m |
a |
b |
a+x |
b+x |
a-b |
b+x |
a+m |
b+m |
a |
b |
a+x |
b+x |
1 |
a-b |
1 |
b-c |
1 |
c-a |
1 |
b-c |
1 |
c-a |
1 |
a-b |
1 |
b-c |
1 |
c-a |
A.a+c>b+c | B.ac>bc | C.a2>b2 | D.
|
A.a+d>b+c | B.ac>bd | C.a-c>b-d | D.a-d>b-c |
A.2x2+1>2x | B.2x2+1<2x | C.2x2+1≥2x | D.不能确定 |
A.a3>b3>0 | B.(
| ||||
C.log
| D.lga>lgb>0 |
x |
1 |
x |
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