If option 1) W3 2) W5 3) W8 4) Question If option 1) W3 2) W5 3) W8 4) W15 Don’t write only answer give explanation I know correct answer is 4) W15 But How ?? in progress 0 Math Gianna 2 weeks 2021-10-01T21:31:19+00:00 2021-10-01T21:31:19+00:00 1 Answer 0 views 0

## Answers ( )

Correct Question:-If then

Solution:-By definition,

And,

For two non – empty sets and we know that,

Hence,

By divisibility rule, if a number is exactly divisible by 3 as well as 5, then it is exactly divisible by 15 too.

Therefore (1) becomes,

By definition,

Hence

4th optionis the answer.