Summary Sec. 7.5 357 Expression Result Expression Result x y и Ау х — и АВ x y ВА xy7 AТА АТ Ах T уv хТА I - xyT и А xy7 A xT Ax (Ax)Ty . (1) Manually compute C = AB for 1 A = 3 В — -2 -i - 2 3 Vide 69, 76]) use MATLAB notation extens: ERCISES The number in parenthesis at the beginning of each exercise indicates the degree of skill and amount of effort necessary to complete the exercise. See § 1.4 on page 10 for a description of the rating system. 1. (1) Write the MATLAB statements to create the following: (a) a row vector t = [0, T /4, 1/2, 37T /4, T]. a row vector u — [0, л/100, 2л/100, ... 99л/100, л]. (c) a column vector v = [sin(0) – cos(0), sin(T/100) – cos(T/100), . cos(Ħ)]". sin(7)– 2. (1) Let x and y be n-element column vectors, u and v be m-element row vectors. A be an m x n matrix, and B be an n × k matrix. For each of the expressions in the accompanying table identify the result as being either a scalar, vector, or matrix, or illegal. If the result is a vector or matrix, specify the number of rows and columns in the result. If the expression is legal for only certain combinations of m, n, and k, identify those conditions.
Summary Sec. 7.5 357 Expression Result Expression Result x y и Ау х — и АВ x y ВА xy7 AТА АТ Ах T уv хТА I - xyT и А xy7 A xT Ax (Ax)Ty . (1) Manually compute C = AB for 1 A = 3 В — -2 -i - 2 3 Vide 69, 76]) use MATLAB notation extens: ERCISES The number in parenthesis at the beginning of each exercise indicates the degree of skill and amount of effort necessary to complete the exercise. See § 1.4 on page 10 for a description of the rating system. 1. (1) Write the MATLAB statements to create the following: (a) a row vector t = [0, T /4, 1/2, 37T /4, T]. a row vector u — [0, л/100, 2л/100, ... 99л/100, л]. (c) a column vector v = [sin(0) – cos(0), sin(T/100) – cos(T/100), . cos(Ħ)]". sin(7)– 2. (1) Let x and y be n-element column vectors, u and v be m-element row vectors. A be an m x n matrix, and B be an n × k matrix. For each of the expressions in the accompanying table identify the result as being either a scalar, vector, or matrix, or illegal. If the result is a vector or matrix, specify the number of rows and columns in the result. If the expression is legal for only certain combinations of m, n, and k, identify those conditions.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Summary
Sec. 7.5
357
Expression
Result
Expression Result
x y
и Ау
х — и
АВ
x y
ВА
xy7
AТА
АТ Ах
T
уv
хТА
I - xyT
и А
xy7 A
xT Ax
(Ax)Ty
. (1) Manually compute C = AB for
1
A =
3
В —
-2
-i
-
2 3
![Vide
69, 76]) use MATLAB notation extens:
ERCISES
The number in parenthesis at the beginning of each exercise indicates the degree of
skill and amount of effort necessary to complete the exercise. See § 1.4 on page 10
for a description of the rating system.
1. (1) Write the MATLAB statements to create the following:
(a) a row vector t = [0, T /4, 1/2, 37T /4, T].
a row vector u — [0, л/100, 2л/100, ... 99л/100, л].
(c) a column vector v = [sin(0) – cos(0), sin(T/100) – cos(T/100), .
cos(Ħ)]".
sin(7)–
2. (1) Let x and y be n-element column vectors, u and v be m-element row vectors. A
be an m x n matrix, and B be an n × k matrix. For each of the expressions in the
accompanying table identify the result as being either a scalar, vector, or matrix, or
illegal. If the result is a vector or matrix, specify the number of rows and columns
in the result. If the expression is legal for only certain combinations of m, n, and k,
identify those conditions.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F83b9bed3-e5d0-469a-a926-4c2241006e2e%2F97d6dc1e-c725-422e-8684-03f8981b97db%2Fx635ys.jpeg&w=3840&q=75)
Transcribed Image Text:Vide
69, 76]) use MATLAB notation extens:
ERCISES
The number in parenthesis at the beginning of each exercise indicates the degree of
skill and amount of effort necessary to complete the exercise. See § 1.4 on page 10
for a description of the rating system.
1. (1) Write the MATLAB statements to create the following:
(a) a row vector t = [0, T /4, 1/2, 37T /4, T].
a row vector u — [0, л/100, 2л/100, ... 99л/100, л].
(c) a column vector v = [sin(0) – cos(0), sin(T/100) – cos(T/100), .
cos(Ħ)]".
sin(7)–
2. (1) Let x and y be n-element column vectors, u and v be m-element row vectors. A
be an m x n matrix, and B be an n × k matrix. For each of the expressions in the
accompanying table identify the result as being either a scalar, vector, or matrix, or
illegal. If the result is a vector or matrix, specify the number of rows and columns
in the result. If the expression is legal for only certain combinations of m, n, and k,
identify those conditions.
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