Which table has a constant of proportionality between y and x of 3/4?

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.

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?