Question

Let A = {1, 3, 4, 7}, B = {u, v w, x, y, z} and f : A → B such that 1 → u, 3 → v, 7 → x. Is f a function ?
please answer it guys urgent
please give step wise explanation otherwise answer will be reported​

Answer 1

Answer:

yes I tell answer step by step but what is function of x as in question

Let A = {1, 3, 4, 7}, B = {u, v w, x, y, z} and f : A → B such that 1 → u, 3 → v, 7 → x. Is f a function ?

please answer it guys urgent

please give step wise explanation otherwise answer will be reported