# Precalculus intersectoin, union, universal etc

1. Sep 28, 2007

### seabreeze

1. The problem statement, U= x:xless than 11,

2. Relevant equations----(A n B')' n C

3. The attempt at a solution

2. Sep 28, 2007

### HallsofIvy

Staff Emeritus
You do understand that we can't possibly tell you what (A$\cup$B)' [itex]cap[\itex] C is without knowing what A, B, C are don't you?

Last edited: Oct 1, 2007
3. Sep 30, 2007

### seabreeze

to hallsofivy

off course i don't that why i asked for help, you don't have to be rude.thanks anyway.

4. Sep 30, 2007

### seabreeze

to hallsofivy

off course i don't that's why i asked for help, you don't have to be rude.thanks anyway.

5. Oct 1, 2007

### ovoleg

hes not being rude, he is just telling you that you need to advise us what A, B and C are :)