Asquare rotated about it's center by 360 degrees maps onto itself at what different angles of rotation. you can reflect a square onto itself across how many different lines of rotation

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.