Let X = {a, b, c} and Y = {w, x, y,z}. Define functions H and K by the arrow diagrams
Chapter 7, Problem 8(choose chapter or problem)
Let X = {a, b, c} and Y = {w, x, y, z}. Define functions H and K by the arrow diagrams below.
a. Is H one-to-one? Why or why not? Is it onto? Why or why not?
b. Is K one-to-one? Why or why not? Is it onto? Why or why not?
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