The approximation of 89972 to three significant digits is 900
The number is given as:
89972
To round to three signficant digits, we simply count three digits from the left.
i.e. 899
Next, we start the approximation from the next digit
i.e. 7
Hence, the approximation of 89972 to three significant digits is 900
Read more about significant digits at:
https://brainly.com/question/24491627
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