The price of a cup of coffee was $2.45 yesterday. today, the price rose to $2.80. find the percentage increase. round your answer to the nearest tenth of a percent.

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.