Let the given numbers 11001, 1001 and 111001 be correspond to the 2's complement representation. Then, with which one of the following decimal numbers, the given numbers match?
- A. -25, -9 and -57, respectively
- B. -7, -7 and -7, respectively
- C. -6, -6 and -6, respectively
- D. 25, 9 and 57, respectively
✅ Correct Answer: -7, -7 and -7, respectively
Explanation
11001 is a negative number. Its 2's complement is 00111 which equals $7$, hence value is $-7$. Similarly, 1001 and 111001 also represent $-7$ in 2's complement form.
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