Which of the following is not always true for a function? a. each x-value has only one y-value. b. the range is the y-values. c. each y-value has only one x-value. d. the domain is the x-values. select the best answer from the choices provided a b c d

Someone answer this asap for the first five terms of a sequence are shown. 5, 11, 23, 47, 95, . . which recursive function defines the nth term in the sequence for n > 1? a. f(n) = f(n - 1) + 6 b) f(n) = f(n - 1) + 48 c) f(n) = 3 • f(n - 1) + 1 d) f(n) = 3 • f(n - 1) - 4