Question

The number of subset S of {1,2,3, ....., 10} with the property: "There exist integers a <b <c with a belongs S, b does not belong to S, c belongs to S" is
(1) 967
(2) 968
(3) 979
(4) 1013
Please explain how..​

Answer 1

Answer:

i think it can be 1013

Explanation:

i dont know the explanation