Answered You can hire a professional tutor to get the answer.

# Let a : {12, 13, 14, 15, 16, 17, 18, 19, 20} Z be the function defined by a(x) equals thelargest prime number that divides x.(a) Write down the set...

Let a : {12, 13, 14, 15, 16, 17, 18, 19, 20} → Z be the function defined by a(x) equals thelargest prime number that divides x.(a) Write down the set of ordered pairs which corresponds to a.(b) What is the range of a?