Question

If the numbers of subsets of {1,2,3,4,5,6,7,8,9} that are
subsets of neither {1, 2, 3, 4,5} nor {4, 5, 6, 7, 8, 9} is K,
then find the sum of digits of K.​

Answer 1

15 jejsnabsnlakahnslshhdjekdp

Answer 2

Answer:

ask you something to eat at the end urvfbs