Mathematics for Machine Technology
7th Edition
ISBN: 9781133281450
Author: John C. Peterson, Robert D. Smith
Publisher: Cengage Learning
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Textbook Question
Chapter 51, Problem 17A
Solve the following exercises:
Find the value of the unknown angles for these given angle values.
a. If ∠4 = 32°43' and ∠5 = 119°17', find ∠6.
b. ∠5 = 123°17'13" and ∠6 = 27°, find ∠4.
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8. In the following check to see if the set S is a vector subspace of the corresponding Rn. If
it is not, explain why not. If it is, then find a basis and the dimension.
X1
(a) S
=
X2
{[2], n ≤ n } c
X1 X2
CR²
X1
(b) S
X2
=
X3
X4
x1 + x2 x3 = 0
5
Obtain by multiplying matrices the composite coordinate transformation of two transformations, first
x' = (x + y√2+ z)/2
followed by
y' =
(x√√2-2√2)/2
z' = (-x+y√2-2)/2
x"
=
y"
2"
=
(x'√√2+2'√√2)/2
(-x'y'√√2+)/2
(x'y' √√2-z)/2.
What is the answer in 10.3
Chapter 51 Solutions
Mathematics for Machine Technology
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How to apply the law of sines to find the remaining parts of a triangle; Author: Brian McLogan;https://www.youtube.com/watch?v=NdRF18HWkmE;License: Standard YouTube License, CC-BY