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Sagot :
Answer:
Calculator Use
Count how many significant figures are in a number, and find which digits are significant. You can use this calculator for significant figures practice: Test your ability to find how many significant figures are in a number.
Enter whole numbers, real numbers, scientific notation or e notation. Example inputs are, 3500, 35.0056, 3.5 x 10^3 and 3.5e3.
Find How Many Significant Figures
Significant figures are the digits of a number that are meaningful in terms of accuracy or precision. They include:
Any non-zero digit
Zeros between non-zero digits as in 3003 or 45.60009
Trailing zeros only when there is a decimal point as in 6750. or 274.3300
How to Identify Non-Significant Figures
Digits of a number are not significant when they do not add information regarding the precision of that number. They include:
Leading zeros as in 0.009 or 0056
Trailing zeros as in 45000 when no decimal point is present. If an overline is present as in 45000 the overlined zero is significant but the trailing zeros are not significant.
Find Significant Figures
How Many
Sig Figs? Which Figures
are Significant?
81 2 8, 1
26.2 3 2, 6, 2
0.007 1 7
5200.38 6 5, 2, 0, 0, 3, 8
380.0 4 3, 8, 0, 0
78800 3 7, 8, 8
78800 4 7, 8, 8, 0
78800. 5 7, 8, 8, 0, 0
Step-by-step explanation:
Hope this helps :)
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