设a=99/101,b=999/1001,c=9999/10001,则a,b,c的大小关系为( )

日期:2021-10-27 16:10:51 人气:1

设a=99/101,b=999/1001,c=9999/10001,则a,b,c的大小关系为( )

a=99/101=1-2/101
b=999/1001=1-2/1001
c=9999/10001=1-2/10001
因为2/101>2/1001>2/10001
所以1-2/101<1-2/1001<1-2/10001
即a<b<c
答案:a<b<c
    A+
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