Factor by Any Method $$25 x ^ { 2 } + 20 x + 4 - y ^ { 2 }$$

question 481

Multiple Choice

Factor by any method.
- $$25 x ^ { 2 } + 20 x + 4 - y ^ { 2 }$$

• A) \(( 5 x - 2 + y ) ( 5 x - 2 - y )\)
• B) \(( 5 x + 2 + y ) ( 5 x + 2 - y )\)
• C) prime
• D) \(( 5 x + 2 + y ) ( 5 x - 2 - y )\)

Calculate the average number of entities in the system under various waiting line models.

Compute service factors and utilization factors in finite and infinite population models.

Understand the impact of the service rate and arrival rate on system utilization and queue lengths.

Describe the concepts of FIFO, LIFO, and other queue disciplines.