Question

the number of subsets of a set with 2006 elements have an odd number of elements is​

Answer 1

Answer:

2n2=2n-1 2 n 2=2n-1 is the answer

Answer 2

Answer:

Total no.of subsets=2006

half of the subset will have an odd number of elements and other half will have an even number of elements.

so,1/2(2^2006)=2^2005