This system of equations has infinitely many solutions. Which of the following statements is NOT true?

d =5t + 2
2d =4 + 10t

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.