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Express the following numbers to four si...

Express the following numbers to four significant figures.
(1) 6.608792 (2) 42.392800

Text Solution

Verified by Experts

(1) As the fifth digit 7 is greater than 5, therefore the result will be expressed as 6.609.
(2) It will be expressed as 42.39. The digit 2 is dropped since it is less than 5 (the figure is not rounded off to the next number).
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