Construct a `2 xx 3` matrix whose elements in the ith row and jth column are given by : `a_ij= frac{3i-j}{2}`

Construct a 2 xx 3 matrix whose elements in the ith row and jth column are given by : a_ij= frac{2i+3j}{2}

Construct a 3xx2 matrix whose elements in the ith row and jth column are given by: a_(ij) = 1/2|i-3j|

Construct a 3xx2 matrix whose elements in the ith row and jth column are given by: a_(ij) = (i+4j)/2

Construct a 3xx2 matrix whose elements in the ith row and jth column are given by: a_(ij) = ((i+2j)^2)/2

Construct a 2xx3 matrix whose elements in the with row and jth column are given by : a_(ij) = {:{(i-j, if I ge j),(I + j, if I < j)

Construct a 2xx2 matrix whose element a_(ij) = i+j

Construct a 3xx4 matrix, whose elements are given by: a_ij = 2i -j