Question: 2. Perform subtraction on the given unsigned numbers using 2's complement of the subtrahend. Where the result is negative, find its 2's complement and affix

2. Perform subtraction on the given unsigned numbers using 2's complement of the subtrahend. Where the result is negative, find its 2's complement and affix a minus sign.

a) 10011 - 10010 b) 101000 - 10101

3. Evaluate the following 4-bit signed binary number 1101 in its equivalent decimal, if it is written in:

a) Sign-magnitude b) 1's complement c) 2's complement

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