Darnell then found a 3 x 3 encoding matrix, D, and must now use it to encrypt the word “bleachers” so that he will receive the matrix containing the location of the wooden token.
a) What is the enumerated matrix E that corresponds to the text “bleachers”?
The resultant matrix containing the location of the wooden token is the following:
c) What is the determinant of D? Show your work or explain. (4 points)
d) What is the inverse matrix of D? Show how to get D–1
