Let f: P(N) → P(N) be the f(X) =X∪{8,9} defined function. 1)What is the value when f({6,8})? 2) what is the relationship of f 3)The image of f is? Choose one A) N B) P(N) C) P({8,9}) D) {8,9} E) {X:X∈ P(N) and {8,9}⊆ X} F) All is wrong

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