1 and 2 pls 2. Find the angles between -at and inclusive which satisfy the equation 3 cos? x +4 sin x = 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.