subject
Mathematics, 02.07.2021 07:10 oliviaciscooc

A graph on the vertex set {1,2,...n} is often described by a matrix A of size n, where aij and aji are equal to the number of edges with ends i and j. What is the combinatorial interpretation of the entries of the matrix A^2?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 12:30
How do you multiply a mixed fraction by a regular fraction
Answers: 1
question
Mathematics, 21.06.2019 20:10
Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15
Answers: 1
question
Mathematics, 21.06.2019 21:30
Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.
Answers: 2
question
Mathematics, 21.06.2019 22:20
Question 9 of 10 2 points suppose your sat score is 1770. you look up the average sat scores for students admitted to your preferred colleges and find the list of scores below. based on your sat score of 1770, which average score below represents the college that would be your best option? o a. 1790 o b. 2130 o c. 2210 od. 1350
Answers: 3
You know the right answer?
A graph on the vertex set {1,2,...n} is often described by a matrix A of size n, where aij and aji a...
Questions
question
Mathematics, 10.10.2020 23:01
question
Mathematics, 10.10.2020 23:01
Questions on the website: 13722359