Computer graphics

I hope to solve these two arrays manually (by hand)

Exercises Write the elements d23 and 042 of matrix D. 10 60 100 150 120 25 48 60 D=100 93 60 80 75 94 140 170 80 80 60 0 2 Write down the 3x4 matrix A, where 0 if i = j aj = i- j if i>j 2i + j otherwise 29 The Transpose of a Matrix If A is a matrix then the transpose of A is the matrix Af where a'; = ;; A= -1 3 2 -2 2 1 2 0 1-4 1 3 = - 1 2 1 3 2 - 2 2 1 1 0 - 4 3 34