x Question 4 2 pts Details For the following adjacency matrix 1 1 A = 1 1 0 1 0 0 Show the result of the operation indicated below, using Boolean addition and multiplication. (The answer should only contain 1's and O's.) 0 1 0 A2 0 1 0 X Question 5 1 pt Details A directed graph G has 5 vertices, numbered 1 through 5. The 5 x 5 matrix A is the adjacency matrix for G. The matrix A2 is given below. -0 0 0 0 0 0 0 0 0 0 A2 = 1 0 1 1 0 0 0 0 1 0 1 0 1 1 1 There is exactly one walk of length 4 from vertex 3 to vertex 1. What is the middle vertex in the walk? (3,*,7,',1) 1 X