11001, 1001 and 111001 correspond to the 2’s complement representation of which of the following sets of number?
(a) 25, 9 and 57, respectively
(b) −6, −6 and −6, respectively
(c) −7, −7 and −7, respectively
(d) −25, −9 and −57, respectively
11001, 1001 and 111001 correspond to the 2’s complement representation of which of the following sets of number?
(a) 25, 9 and 57, respectively
(b) −6, −6 and −6, respectively
(c) −7, −7 and −7, respectively
(d) −25, −9 and −57, respectively
*(For inv. 2’s complement, subtract (+1) and then take 1’s comp)
\Rightarrow(\underline{6})-7,-7,-7Hence, the correct option is (c).