(Matlab Question) Create the following matrices, and use them in the exercises t
ID: 3818968 • Letter: #
Question
(Matlab Question)
Create the following matrices, and use them in the exercises that follow:
a=[15 3 22; 3 8 3; 22 5 82] b= [1;5;6] c=[12 18 5 2]
(a) Create a matrix called d from the third column of matrix a.
(b) Combine matrix b and matrix d to create matrix e, a two-dimensional
matrix with three rows and two columns.
(c) Combine matrix b and matrix d to create matrix f, a one-dimensional
matrix with six rows and one column.
(d) Create a matrix g from matrix a and the rst three elements of matrix c,
with four rows and three columns.
(e) Create a matrix h with the rst element equal to a1,3, the second ele-
ment equal to c1,2, and the third element equal to b2,1.
Explanation / Answer
a = [15 3 22; 3 8 3; 22 5 82]; %3 * 3 Matrix
b = [1;5;6] ; % 3 * 1 Matrix
c = [12 18 5 2] ; % 1*1 Matrix
% Qus 1
d = a(:,3)
% Qus 2
e = cat(2,b,d)
%Qus 3
f = vertcat(b,d)
%Qus 4
g = vertcat(a,c(1:3))
%Qus 5
h = [a(1,3) c(1,2) b(2,1)]
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