We wish to carry out a subtraction using the circuit shown below. We will subtract A - B where A = 4 and B = 7. Assuming the everything is operating correctly with the circuit, determine the following values:
The input to the 7483 chip at B3 is 1 (High) or 0 (Low)
The output Σ4 Σ3 Σ2 Σ1 is 1 (High) or 0 (Low)
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