-62₁-63 Suppose A= If you were asked to write the following single line of code to produce the matrix B from A B-A(1,3) what would the index vectors I and J have to be? 00... 0 020 Suppose C003 3 N 0 0 0 1 0020 0300 0 0 and D= 0 1 00 0 19 1 19 000 Use the diag and to produce the diagonal matrix C, whose diagonal entry values are C=i, i=1,2... 19. (Store the matrix C in a variable named C.) Use the above indexing technique to produce the matrix D from C. (Store the matrix D in a variable named D.) Hint: Start by thinking how you would construct index vectors to produce 3 x 3 matrix of this type. And then increase the matrix size progressively (eg.. 4x4, 5x5...) to visualize patterns.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Please see the following in MATLAB

Suppose A =
62
[1 10
0 2
If you were asked to write the following single line of code to produce the matrix B from A:
B=A(I,J)
what would the index vectors I and J have to be?
Suppose C = 0
:
0
"
B =
=[J].
0
0
3
000
S
A
0
0
0
⠀
19
0
0
and D = 0
⠀
19
2
S
001]
020
3 00
000
Use the diag and to produce the diagonal matrix C, whose diagonal entry values are Ciii, i=1,2... 19. (Store the matrix C in a variable named C.)
Use the above indexing technique to produce the matrix D from C. (Store the matrix D in a variable named D.) Hint: Start by thinking how you would construct index vectors to produce 3 x 3 matrix of this type. And then increase the matrix
size progressively (e.g., 4x4, 5x5...) to visualize patterns.
Transcribed Image Text:Suppose A = 62 [1 10 0 2 If you were asked to write the following single line of code to produce the matrix B from A: B=A(I,J) what would the index vectors I and J have to be? Suppose C = 0 : 0 " B = =[J]. 0 0 3 000 S A 0 0 0 ⠀ 19 0 0 and D = 0 ⠀ 19 2 S 001] 020 3 00 000 Use the diag and to produce the diagonal matrix C, whose diagonal entry values are Ciii, i=1,2... 19. (Store the matrix C in a variable named C.) Use the above indexing technique to produce the matrix D from C. (Store the matrix D in a variable named D.) Hint: Start by thinking how you would construct index vectors to produce 3 x 3 matrix of this type. And then increase the matrix size progressively (e.g., 4x4, 5x5...) to visualize patterns.
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