Using binary arithmetic perform the following two's compliment mathematical

calculations reporting the answer in the number system of the initial problem. The

hexadecimal numbers represent twos$$ compliment half$-$words:

$($a$)-2910*1710$

$($b$)$ FEDC$16/802116$

$($c$)777516*802116$

$($d$)101116/$ FEDC$16$