Heather is doing an indirect proof with five given statements and one conclusion. How many of these statements can be true based on her assumption to contradict the assumption and prove the original conclusion?

At most four

All five

Exactly three

At least one

Question

Heather is doing an indirect proof with five given statements and one conclusion. How many of these statements can be true based on her assumption to contradict the assumption and prove the original conclusion?

At most four

 All five

 Exactly three

 At least one

jacobbenvenutty · Answer

I know about indirect proofs but the wording is confusing me. Can someone clarify for me?

jacobbenvenutty · Answer

I would say "At most 4" but i dont know for sure.... if you dont knw ill just go with that one

anonymous · Answer

srry i was helping someone else and yes i would say the same :)

jacobbenvenutty · Answer

k thanks

jacobbenvenutty · Answer

yea that was right!

directrix · Answer

Here is a discussion of the same problem: http://openstudy.com/study#/updates/4f89918fe4b02251ecc9eea7