Hey can someone help me with the last discrete mathematics questions it's just 2 the first one at the top was already finished but the other 2 are giving me trouble

[4 pts.] Write the adjacenty matrix for the indicated directed graph. 2.(a) Find A3. What does entry 4.5 of this matrix tell you ? Find A* = A + A2 +...+ A . What do these elements tell you? Can you reach any vertex from vertex F? Explain