Question

write down the power set of P={winter , spring, summer,fall}​

Answer 1

Step-by-step explanation:

The power set is a set which includes all the subsets including the empty set and the original set itself. It is also a type of sets. If set A = {x,y,z} is a set, then all its subsets {x}, {y}, {z}, {x,y}, {y,z}, {x,z}, {x,y,z} and {} are the elements of powerset, such as:

Power set of A, P(A) = {x}, {y}, {z}, {x,y}, {y,z}, {x,z}, {x,y,z} and {}Where P(A) denotes the powerset.

Hope its help..

Answer 2

Answer:

Express the set using set – builder notation. {spring, summer, winter, fall}. {x | x is a season of the year}. 2. Express the set using the roster method.

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