A number, x, is 3 when rounded to one significant figure. It is 2.9 when rounded to two significant figures. It is 2.90 when rounded to three significant figures. State the smallest possible value of x.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter1: Expressions And Functions
Section1.5: Descriptive Modeling And Accuracy
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A number, x, is 3 when rounded to one significant figure. It is 2.9 when rounded to two significant figures. It is 2.90 when rounded to three significant figures. State the smallest possible value of x.

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