For Any Positive Integer N, F(n) Represents The Number Of Positive Divisors Of N. Which Of The Following Is (are) True? I. F(5) = F(7) II. F(5) * F(7) = F(35) III. F(5) + F(7) = F(12)
For any positive integer n, f(n) represents the number of positive divisors of n.
Which of the following is (are) true?
I. f(5) = f(7)
II. f(5) * f(7) = f(35)
III. f(5) + f(7) = f(12)
(A) I only
(B) I and II only
(C) I and III only
(D) I, II, and III
asked Jun 14 12:00:00 AM