Question: Perform the arithmetic operations (+45)+(-20) and (-45) - (-20) in binary using signed-2's complement representation of negative numbers. Define a gray code for encoding the

Perform the arithmetic operations (+45)+(-20) and (-45) - (-20) in binary using signed-2's complement representation of negative numbers. 
Define a gray code for encoding the decimal numbers 0 through 15.

 

 

 

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