Tell whether the relationship shown in the mapping diagram is a function or not. х
y
-2
-1
0
5
1
2.

What is the circumference of the pie

Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i