   Chapter 1, Problem 10P

Chapter
Section
Textbook Problem

Use your calculator to determine ( 8 ) 3 to three significant figures in two ways: (a) Find 8 to four significant figures; then cube this number and round to three significant figures, (b) Find 8 to three significant figures; then cube this number and round to three significant figures, (c) Which answer is more accurate? Explain.

(a)

To determine
The four significant figures of 8, cube that number, and round to three significant figures.

Explanation

Given info: The value of the 8 rounded to four significant figures is 2.828.

Explanation:

Now the value of (8)3 is,

(8)3=22

(b)

To determine
The three significant figures of 8, cube that number, and then round to three significant figures.

(c)

To determine
The more reliable significant number of the term (8)3.

Still sussing out bartleby?

Check out a sample textbook solution.

See a sample solution

The Solution to Your Study Problems

Bartleby provides explanations to thousands of textbook problems written by our experts, many with advanced degrees!

Get Started

Find more solutions based on key concepts 