z=zeros(3,2)z = 0 0 0 0 0 0[z ones(3,4)]ans = 0 0 1 1 1 1 0 0 1 1 1 1 0 0 1 1 1 1A=3 5 6 7 ;4 2 1 0 ;3 2 7 9;2 5 7 1] A=3 5 6 7 ;4 2 1 0 ;3 2 7 9;2 5 7 1] |{Error: Unexpected MATLAB expression.}A=[3 5 6 7 ;4 2 1 0 ;3 2 7 9;2 5 7 1]A = 3 5 6 7 4 2 1 0 3 2 7 9 2 5 7 1diag(A)ans = 3 2 7 1diag(diag(A))ans = 3 0 0 0 0 2 0 0 0 0 7 0 0 0 0 1(5>4)&((8+4)33))ans = 1~((4~=4)|(~(644vec6 = Columns 1 through 12 0 0 0 0 0 0 0 1 0 1 0 1 Columns 13 through 24 0 0 0 0 0 0 0 1 0 0 0 0 Columns 25 through 27 0 0 0vec6= vec(vec>44)vec6 = 64 57 45 65vec6= vec(vec