Awarding brainliest and 20 points how many different triangles can be constructed with side measurements 6 cm, 15 cm, 20 cm? a. more than one triangle b. no triangles c. exactly one triangle

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.