[1 2 1 6. Let A = 201 be the adjacency matrix for a graph G with vertices v1, v2, and 110 V3. Use A? and A3 from the previous question to answer the following. Do not draw G to solve this problem. (a) The number of walks of length 2 from vi to v1. (b) The number of walks of length 3 from v2 to v1.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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121
6. Let A =
be the adjacency matrix for a graph G with vertices v, v2, and
V3. Use A? and A3 from the previous question to answer the following. Do not draw G to
solve this problem.
(a) The number of walks of length 2 from vị to vị.
(b) The number of walks of length 3 from v2 to v1.
Transcribed Image Text:121 6. Let A = be the adjacency matrix for a graph G with vertices v, v2, and V3. Use A? and A3 from the previous question to answer the following. Do not draw G to solve this problem. (a) The number of walks of length 2 from vị to vị. (b) The number of walks of length 3 from v2 to v1.
[1 2 1
5. Let A =
2 0 1
1 1 0
Find A? and A³.
%3D
Transcribed Image Text:[1 2 1 5. Let A = 2 0 1 1 1 0 Find A? and A³. %3D
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