matrix inverse, swap columns and rows

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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!!!

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Accepted Answer

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
% removing columns

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