Question

Write the power set of the given set a= { 1,2,3,4}​

Answer 1

Step-by-step explanation:

all the subsets collectively put together gives out power set. it can be found out with a formula 2^n. n= no of elements.

here n=3

therefore 2^3 = 8

{},

{1},{2},{3,4},

{1,{2}},{1,{3,4}},{{2},{3,4}

{1,{2},{3,4},}

power set include null set and given set itself.