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Alchen [17]
3 years ago
9

You are new in town and need to know how the streets flow in order to efficiently get around town. Your math friend decides to

Mathematics
1 answer:
BartSMP [9]3 years ago
7 0

Answer:

  1. The Fire Department and the School
  2. The Fire Department and the Hospital.

Step-by-step explanation:

On the matrix, a 1 represent the existence of a street between two buildings while a 0 indicates the absence of a street between any two building.

Let:

  • F represent the Fire department
  • S represent the School
  • H represent the Hospital
  • A represent the Apartment Building.

The heading by the side of the matrix is the <em>ith</em> entry while the headings on top is the <em>jth</em> entry. Movement is from ith position to jth position.

From the given matrix, the directed graph is presented in the attachment below.

From the graph, the following buildings have two-way streets between them.

  1. The Fire Department and the School
  2. The Fire Department and the Hospital.

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