Complete the following binary conversions and show your work. Use $8$ bits to represent binary values.

Convert $(36)10$ to $2\text{'}$s complement binary.

Convert $(-20)10$ to $2\text{'}$s complement binary.

To find a negative number n$,$ first convert the absolute value of n to binary and then determine the $2\text{'}$s complement.

Let A $=(10011001)2.$ What decimal value does A represent if A is unsigned?

Let A $=(10011001)2.$ What decimal value does A represent if A is a $1\text{'}$s complement number?

Let A $=(10011001)2.$ What decimal value does A represent if A is a $2\text{'}$s complement number?