F.2 easy math plz help ,quick plz

2007-11-22 5:57 am
The following numbers are values corrected to 2 significant fgures.Write down the maximun absolute error,upper limit and lower limit for each of the following numbers.
1)2100
2)0.010

回答 (3)

2007-11-22 6:17 am
✔ 最佳答案
1)2100
max absolute error=1/2×100
        =50
upper limit =2100+50
     =2150
lower limit =2100-50
     =2050

2)0.010
max absolute error=1/2×0.001
        =0.0005
upper limit =0.010+0.0005
     =0.0105
lower limit =0.010-0.0005
     =0.0095
2007-11-22 6:18 am
1)50
2)0.005
2007-11-22 6:02 am
1) 2100 ,cor. to 2 sig. fig.
2) 0.0 ,cor. to 2 sig. fig.

2007-11-27 22:30:07 補充:
你個答案一定錯,,(is cor. to 2 sig.fig)


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