Which of the following represents the borrow in a half subtraction?
2021
Which of the following represents the borrow in a half subtraction?
- A.
AB
- B.
AB'
- C.
A'B
- D.
A'B'
Attempted by 217 students.
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Correct answer: C
The borrow output for a half subtractor with inputs A (minuend) and B (subtrahend) is represented by the following Boolean expression:
Borrow = A'B