fiLl in the Blanks $K _ { m , n }$

Q77: Are these two graphs isomorphic? <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6843/.jpg"

Q78: Determine whether this graph is planar. <img

Q79: Determine whether the graph is strongly connected,

Q80: Find the vertex-chromatic number, the edge-chromatic number,

Q81: fill in the blanks.<br>-There are _ non-isomorphic

Q83: fill in the blanks.<br>-The vertex-chromatic number

Q84: either give an example or prove that

Q85: fill in the blanks.<br>- <span class="ql-formula"

Q86: fill in the blanks.<br>- <span class="ql-formula"

Q87: Are these two graphs isomorphic? <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6843/.jpg"