EBK MATHEMATICS FOR MACHINE TECHNOLOGY
7th Edition
ISBN: 9780100548169
Author: SMITH
Publisher: YUZU
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Textbook Question
Chapter 9, Problem 42A
Express the following decimal fractions as common fractions. Reduce to lowest terms.
42. 0.99
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1. Let n be an integer. Show that gcd (n², n² + n + 1) = 1.
Note: You must justify every step of your proof using a result shown either in this
course or in a previous one. Steps without a proper justification will not account for
credit.
2. Express the following in base 10. Show all the necessary work to obtain your answer.
(a) 12345 (b) 101012 (c) 11111
3. a) Convert the base 10 number 54321 to base 6. Show all the necessary work to obtain your answer.
b) Convert the base 10 number 100 to base 2. Show all the necessary work to obtain your answer.
4. 6. For each of the following equations, find all integral solutions or show that it has none. Show all the
necessary work to obtain your answer.
(a) 3x+4y=10 (b) 44x-17y = 9 (c) 60x+9y= 31 (d) 16x + 24y = 44
5. What is the smallest nonzero value of
X
Y
-
where x and y are integers? Show all the necessary
136 31
work to obtain your answer.
6. Find the prime factorization of the following integers. Show all the necessary work to obtain your…
Equilibrium Equations: Two-dimensional
2.28
Ra=
Rc=
2.29 (change force to 600N)
AC=
AB=
2.33
CD=
AC=
DE=
BC=
Free Body Diagrams
2.34
Ax=
Ay=_
Bx=
By=
2.36
Ax=
Ay=
Bx=
By=
2.37 (change middle force to 4000 lbs)
Ay=_
Dx=
Dy=_
2.38 (change horizontal force to 2 kN)
Ax=
Ay=
Bx=
By=_
2.40
Ay=
By=
Dx=
32%
Bx=
Cy=
Dy=
The expression (w.wx+8) represents the number of miles Trent jogged during a race, and 5x represents the number of miles that Ling jogged during the same race, in x hours. Write and simplified expression to show how many more miles Ling jogged than Trent
Chapter 9 Solutions
EBK MATHEMATICS FOR MACHINE TECHNOLOGY
Ch. 9 - Prob. 1ACh. 9 - Prob. 2ACh. 9 - Prob. 3ACh. 9 - Prob. 4ACh. 9 - Prob. 5ACh. 9 - Multiply 413234 .Ch. 9 - Round the following decimals to the indicated...Ch. 9 - Round the following decimals to the indicated...Ch. 9 - Round the following decimals to the indicated...Ch. 9 - Round the following decimals to the indicated...
Ch. 9 - Prob. 11ACh. 9 - Round the following decimals to the indicated...Ch. 9 - Prob. 13ACh. 9 - Round the following decimals to the indicated...Ch. 9 - Prob. 15ACh. 9 - Round the following decimals to the indicated...Ch. 9 - Prob. 17ACh. 9 - Express the common fractions as decimal fractions....Ch. 9 - Prob. 19ACh. 9 - Express the common fractions as decimal fractions....Ch. 9 - Prob. 21ACh. 9 - Express the common fractions as decimal fractions....Ch. 9 - Prob. 23ACh. 9 - Express the common fractions as decimal fractions....Ch. 9 - Prob. 25ACh. 9 - Express the common fractions as decimal fractions....Ch. 9 - Prob. 27ACh. 9 - Express the common fractions as decimal fractions....Ch. 9 - Prob. 29ACh. 9 - Prob. 30ACh. 9 - Prob. 31ACh. 9 - Express the following decimal fractions as common...Ch. 9 - Prob. 33ACh. 9 - Express the following decimal fractions as common...Ch. 9 - Prob. 35ACh. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Express the following decimal fractions as common...Ch. 9 - Prob. 53ACh. 9 - Prob. 54ACh. 9 - Prob. 55A
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