Answer the Following Questions About the Graph $K _ { 3,4 }$

question 4

Essay

Answer the following questions about the graph $K _ { 3,4 }$
(a) How many vertices and how many edges are in this graph?
(b) Is this graph planar? Justify your answer.
(c) Does this graph have an Euler circuit? Does it have an Euler path? Give reasons for your answers.
(d) What is the chromatic number of this graph?

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Definitions:

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