Question $2$ options:

Express the following decimal numbers as the corresponding $16-$bit signed binary and hexadecimal numbers in the $2\text{'}$s complement form. Do not use any prefix or suffix in your answer. Additionally, please do not use any subscript to specify the base of the number in your answer:

$($a$)-25$

Binary:

Hexadecimal:

$($b$)1250$

Binary:

Hexadecimal: