题目内容
下列各式中正确的是( )
A.|-0.1|<|-0.01| | B.|-
| C.
| D.|-
|
A、错误,∵|-0.1|=0.1,|-0.01|=0.01,0.1>0.01,
∴|-0.1|>|-0.01|;
B、错误,∵|-
|=
=
,
=
,
>
,
∴|-
|>
;
C、正确,|-
|=
>
=
,∴|-
|>
;
D、错误,∵|-
|=
<
=
,∴|-
|<+
故选C.
∴|-0.1|>|-0.01|;
B、错误,∵|-
1 |
3 |
1 |
3 |
5 |
15 |
1 |
5 |
3 |
15 |
5 |
15 |
3 |
15 |
∴|-
1 |
3 |
1 |
5 |
C、正确,|-
4 |
5 |
12 |
15 |
2 |
3 |
10 |
15 |
4 |
5 |
2 |
3 |
D、错误,∵|-
1 |
9 |
2 |
18 |
1 |
2 |
2 |
18 |
1 |
9 |
1 |
2 |
故选C.
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