Question $4-$ Negative numbers using two's complement $(6$ pts$)$

How do you write the decimal value $-113$ as

$($a$)$ an $8-$bit signed number expressed in hexadecimal?

Enter a hexadecimal number with two digits and the leading $0x,$ e$.$g$.,0x1A.$

$($b$)$ a $16-$bit signed number expressed in hexadecimal?

Enter a hexadecimal number with four digits and the leading $0x,$ e$.$g$.,012AB.$

$($c$)$ a $32-$bit signed number expressed in hexadecimal?

Enter a hexadecimal number with eight digits and the leading $0$x$,$ e$.$g$.,0$x$123456$AB$.$

Hint: You do not need to work hard for parts $($b$)$ and $($c$).$