These tables show the values of and, or, and not. The two operands of and and or, and the single operand of not, are Boolean variables or expressions.
x  y  x and y 

True  True  True 
True  False  False 
False  True  False 
False  False  False 
x  y  x or y 

True  True  True 
True  False  True 
False  True  True 
False  False  False 
x  not x 

True  False 
False  True 

Last modified: Version of January 21, 2018 at 9:54PM Winter Quarter 2018 You can get a PDF version of this 