A person has 8 friends, of whom 5 will be invited to a party: a) How many choices are there if 2 of the friends are feuding and will not attend together? b) how many choices if 2 of the friends will only attend together?

A person has 8 friends, of whom 5 will be invited to a party: a) How m

1.	A person has 8 friends, of whom 5 will be invited to a party: a) How many choices are there if 2 of the friends are feuding and will not attend together? b) how many choices if 2 of the friends will only attend together?
Answer» A person has 8 friends, of whom 5 will be invited to a party: a) How many choices are there if 2 of the friends are feuding and will not attend together? b) how many choices if 2 of the friends will only attend together? Solution: