Is [3] = [9] in Z7 true, false or meaningless? Select one: O a. True O b. Meaningless O c. False In using Euclidean Algorithm to find gcd(x, y), we will express gcd(x, y) = gcd(X1, 71) = gcd(X2, y2) =....=gcd(Xn, 0), what is the value of n for gcd(4131, 2431)? Answer: What is the value of x such that x x [2] = [2] in Z3? Answer: Is [2] = [9] true, false or meaningless? Select one: a. True O bFalse Oc Meaningless Is 613 a prime number? Select one: a. Yes O b. No