Dene H:ZZ and K:ZZ by the rules H(a) =6a and K(a) =amod4
Chapter 7, Problem 7.127(choose chapter or problem)
Dene H:ZZ and K:ZZ by the rules H(a) =6a and K(a) =amod4 for all integers a. Find (KH)(0), (KH)(1), (KH)(2), and(KH)(3).
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