(6,2) is the fourth vertex
527,519
= 500,000 + 20,000 + 7,000 + 500 + 10 + 9
= (5) * 100,000 + (2) * 10,000 + (7) * 1,000 + (5) * 100 + (1) * 10 + (9) * 1
= (5) * 10⁵ + (2) * 10⁴ + (7) * 10³ + (5) * 10² + (1) * 10¹ + (9) * 10⁰
Answer:

Step-by-step explanation:
The average rate of change over a interval is the slope m of the straight line joining the two points.

The average rate of change is 
Answer:
no solution
Step-by-step explanation: