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A.a>bam2>bm2
B.>a>b
C.a3>b3,ab>0<
D.a2>b2,ab>0<
A.a>bam2>bm2 B.>a>b
C.a3>b3,ab>0 D.a2>b2,ab>0
.已知a、b、c∈R,则下面推理中正确的是
C.a3>b3,ab>0< D.a2>b2,ab>0<