# Math Help - help me check the answer

1. ## help me check the answer

question

here is my answer, tell me whether i did it right?

if u have a better, don't hesitate to share

2. Originally Posted by IamLittle
question

here is my answer, tell me whether i did it right?

if u have a better, don't hesitate to share
Well, Correct me if I'm wrong, but haven't you only contradicted the 2nd assumption, i.e. "assume there exists a point b..." Does the solution follow from that?

3. Originally Posted by southprkfan1
Well, Correct me if I'm wrong, but haven't you only contradicted the 2nd assumption, i.e. "assume there exists a point b..." Does the solution follow from that?
thank you for reading
yes i have proved that the 2nd assumption is wrong
and the last contradiction is to contradict the question which claims f(x) is bounded