近似與誤差
Authored by CHENG MAN NG
Mathematics
8th Grade
Used 1+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
求0.004603的第二位有效數字
0
4
6
3
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
把491下捨入至一位有效數字。
400
500
490
480
3.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
把84.0638捨入至五位有效數字
(a)
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
把0.004903上捨入至二位有效數字。
0.0
0.0049
0.005
0.0050
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
把0.007823上捨入至三位有效數字。
0.00
0.00782
0.00783
0.008
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
如刻度間距是1 mL，求最大絕對誤差。
1mL
0.5mL
0.05mL
2mL
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
一隻手指長度是7cm，準確至最接近cm，求最大絕對誤差。
7cm
1cm
0.5cm
0.5mm
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