![4. (a) Let Σ = {a, b). Define the function star. P(Σ*) → P(D) by star(L) = L. i. What is the domain of this function? [1 mark] ii. What finite sets are in the range of this function? Explain in brief. [1 mark] iii. Is the function star one-to-one? Explain in brief. mark] iv. Is the function onto? Explain in brief. mark]](https://media.cheggcdn.com/media%2F40e%2F40e592cb-4fd5-479a-9904-9231c17459f7%2FphpQIiAw7.png)
4. (a) Let Σ = {a, b). Define the function star. P(Σ*) → P(D) by star(L) = L. i. What is the domain of this function? [1 mark] ii. What finite sets are in the range of this function? Explain in brief. [1 mark] iii. Is the function star one-to-one? Explain in brief. mark] iv. Is the function onto? Explain in brief. mark]
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