On Wednesday, September 25, 2013 7:35:07 AM UTC+12, Anh wrote: > Hi guys :( I'm new in mathlab and don't know how to do this > > ( Use the colon operator, construct the matrix H whose first row is the second row of matrix A, and second and third rows are the second and third columns of matrix C, and the fourth row is the first row of matrix A in exercise 1. ) > > I tried H= [a(2,:) c(2,:) c(3,:) a(1,:)] > > But all are wrong. anyone have suggestion ? > > Thanks
First of all, it's Matlab not mathlab. Second, we don't do people's homework. Third, the case of a variable is important. A is not the same as a.