matrix inverse, swap columns and rows

6 views (last 30 days)
Hello, I have a matrix A as below and I have some problem with completing the steps below.
A = randi([-10,10],5,10)
I have to do:
1.swap the first line/row with the third one
2.swap the columns: second with fourth, sixth with eighth and the tenth with the first
3.using the empty matrix concept [] remove the fifth, sixth and tenth columns.
Thanks in advance!!!
  2 Comments

Sign in to comment.

Accepted Answer

ANKUR KUMAR
ANKUR KUMAR on 12 Mar 2021
This looks like a homework problem. Here are some hints you can use it:
A = randi([-10,10],5,10)
%for swapping rows
A([1 2],:)=A([2 1],:);
% for swapping columns
A(:,[2,4])=A(:,[4,2]);
% removing columns
A(:,[5,6,10])=[];

More Answers (0)

Categories

Find more on General Applications in Help Center and File Exchange

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!