about sign. fig.

2007-04-30 7:12 am
下列數字有幾多個sign. fig.?

0.12345
0.0012345
0.1340

回答 (3)

2007-05-01 2:46 am
✔ 最佳答案
0.12345 ------> cor. to 5s.f.
0.0012345 ---> cor. to 5s.f.
0.1340 --------> cor. to 4s.f.

the final "0" after the dop is a sig. sif.
the "0" can give us a more precise answer
參考: Keith ^^
2007-04-30 7:20 am
3
7
4
2007-04-30 7:16 am
0.12345 有五個有效數字
0.0012345 都有五個有效數字
0.1340 只有三個有效數字


收錄日期: 2021-04-13 00:24:28
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070429000051KK06338

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