QUESTION 2 Consider the 8-bit binary quantity 10100111. What is the decimal value of this binary quantity if the format is considered to be: . 8-bit unsigned: 167 8-bit signed-magnitude: . 8-bit one's complement: . 8-bit two's complement: . 8-bit excess-128 QUESTION 3 Write down the following binary representations of +73: . 8-bit unsigned: . 8-bit signed-magnitude: . 8-bit one's complement: 8-bit two's complement .8-bit excess-128: Write down the following binary representations of-73: 8-bit signed-magnitude: . 8-bit one's complement 8-bit two's complement 8-bit excess-128