What is the answer to 38.22÷2.6 and how would you show your work

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

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.

What’s the answer? and how do i solve it ?