Answer:
Domain: {-1,-2,-3,-4}
Range: {4,5}
Step-by-step explanation:
As the range has repeated numbers, you don't have to repeat them.
The radius is the distance from the center to any point. The distance from (2,1) to (0,1) is of course 2. The general formula for a circle with radius r and center (a,b) is

In our case we get
Answer:
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
20-(5×2)
5×2=10
20-10=10