Question

write the power set p(a)if a={-1,0,1}

Answer 1

Answer:

Since the set has 3 elements , the total power sets will be 2^3 = 8

Powerset of { -1,0,1 } are {} , {-1} , {0} , {1} , {-1,0} , {0,1} , {-1,1} , {-1,0,1}.