What is 5 two thirds plus four and one half equal

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If there are 3.281 feet in 1 meter, how many inches are in one centimeter

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.