Mathematics: A Practical Odyssey
8th Edition
ISBN: 9781305104174
Author: David B. Johnson, Thomas A. Mowry
Publisher: Cengage Learning
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Textbook Question
Chapter B, Problem 43E
a. What is the result of typing “
b. What is the result of typing “
c. Why do the instructions in part (b) yield an answer in scientific notation, while the instructions in part (a) yield an answer that’s not in scientific notation?
d. By using the
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Compute the folling problem using scientific notation using your calculator
(2.561E-8)^-3
note: the ^-3 means to the negivative third power
In Exercises 9–12, the given expressions are designed to yield results expressed in a form of scientific notation. For example, the calculator-displayed result of 1.23E5 can be expressed as 123,000, and the result of 1.23E-4 can be expressed as 0.000123. Perform the indicated operation and express the result as an ordinary number that is not in scientific notation.
0.48
a) Find and underscore the last significant figure in the decimal calculator result.
b) Round it off to the proper number of significant figures.
c) Count the number of significant figures.
d) Write the rounded answer in proper scientific notation.
a) calculator result as-is
b) rounded decimal result
c) count sig figs
d) rounded result in scientific notation
–120 + 3.12 × 102 =
3490.2 + 4.443 × 102 × 23 =
Chapter B Solutions
Mathematics: A Practical Odyssey
Ch. B - In Exercises 1-32, use your calculator to perform...Ch. B - Prob. 2ECh. B - Prob. 3ECh. B - Prob. 4ECh. B - Prob. 5ECh. B - Prob. 6ECh. B - Prob. 7ECh. B - Prob. 8ECh. B - Prob. 9ECh. B - Prob. 10E
Ch. B - Prob. 11ECh. B - Prob. 12ECh. B - Prob. 13ECh. B - Prob. 14ECh. B - Prob. 15ECh. B - Prob. 16ECh. B - Prob. 17ECh. B - Prob. 18ECh. B - Prob. 19ECh. B - Prob. 20ECh. B - Prob. 21ECh. B - Prob. 22ECh. B - Prob. 23ECh. B - Prob. 24ECh. B - Prob. 25ECh. B - Prob. 26ECh. B - Prob. 27ECh. B - Prob. 28ECh. B - Prob. 29ECh. B - Prob. 30ECh. B - Prob. 31ECh. B - Prob. 32ECh. B - Prob. 33ECh. B - Prob. 34ECh. B - Prob. 35ECh. B - Prob. 36ECh. B - Prob. 37ECh. B - Prob. 38ECh. B - Prob. 39ECh. B - Prob. 40ECh. B - Prob. 41ECh. B - Prob. 42ECh. B - a.What is the result of typing 8.1EE4? b.What is...
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- Perform the following computation using your calculator: (report your answer to 4 significant digits as a decimal not in scientific notation) 5^-4 = ?arrow_forwardHow would you write out the decimal .4507 in english? Our professor wants it in english and then in expanded notation!arrow_forwardThis expression involves two numbers written in scientific notation. 4.2×1072.1×1034.2×1072.1×103 Which is the simplified form of the expression?arrow_forward
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