Note that you need to study Lesson 6 (Determinants and Their Properties), Lesson 7 (Adjoint Matrices), Lesson 8 (Cramer's Rule), and Lesson 9 (Markov Analysis) from my Matrices for Management book to prepare for this assignment.

 

Don't have my book? You can download a sample containing two free lessons here:

Grant's Tutoring Study Guides (Including Free Samples) 

 

I don't anticipate any real difficulties with any of these questions if you have studied the lessons in my book I have suggested.