Find the Edge Chromatic Number for Each of the Graphs

question 20

Short Answer

Find the edge chromatic number for each of the graphs
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Definitions:

Height Control Valve

A device in air suspension systems that maintains or adjusts the height of a vehicle by controlling the air flow.

Response Delay Mechanism

A system or feature designed to introduce a deliberate delay in response to inputs or signals, often for safety or control purposes.

Spring Suspension

A type of vehicle suspension that uses springs to absorb shock and maintain contact between the wheels and the road.

U-bolts

Curved bolts shaped like the letter "U" with threaded ends, used to clamp components together, often in automotive or structural applications.