Which matrix represents the system of equations? 3x + y = -9 X + 5y = 16 O A. | 3 01 0 5 O B. 3 1 1 5 O C. 3 0 -9 0 5 16 0 D. 3 1 -9 1 5 16

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.