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Decreases.
Advantages are
1: it reduces number of wires.
2:it reduces circuit complexity and cost.
3:it simplifies logic design.
4:we can implement many combinational circuits using MUX.
5:it does not need kmaps and simplification.
No, the word efficient is an adjective, a word that describes a noun; for example:
I was pleased with the efficient worker for the agency.
time complexity is 2^57..and space complexity is 2^(n+1).
A sentence with the word complexity is this sentence doesn't have much complexity.