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Posted: **Thu May 12, 2022 1:15 pm**

: 5 A Decide Whether Or Not There Is A Simple Graph With Degree Sequence 0 1 1 1 1 2 You Must Justify Your Answer 1 (22.3 KiB) Viewed 30 times

5. (a) Decide whether or not there is a simple graph with degree sequence [0,1,1,1,1,2]. You must justify your answer. (b) In how many ways can each of 7 students exchange email with precisely 3 of the 7? You must justify your answer.