Truth Table X AND (Y OR X)

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27 Aug 2009
Posts
344
Location
Liverpool
Hi all, ive got a question about this and i never did get along with truth tables....
Question...

Which option is equivalent to the following compound condition?
ive 4 possible answers...

X

(X AND Y) OR Y

Y

(X OR Y) AND Y


Thanks for any advice =-D
 
If you draw it all out it should be pretty easy

Code:
Let Z = X OR Y

X    0 1 0 1
Y    0 0 1 1
------------
Z    0 1 1 1

Now, you just need X AND Z, so I'll let you fill in the rest to get your answer.
 
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