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  3. for each of the following relations, determine if

For each of the following relations, determine if f is • a function, • surjective, or • injective. Conclude by...

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Advance Math

For each of the following relations, determine if fis
• a function,
• surjective, or
• injective.
Conclude by stating if the relation represents a bijectivefunction.
For each point, state your reasoning in proper sentences.
a) f = {(a, b) ∈ N
2 × N | a ∈ N
2
, a = (a1, a2), b, a1, a2 ∈ N, b = a1a2}
b) f = {(x, y) ∈ S
2
| y = x
2}, where S = {x ∈ R | x ≥ 0}

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