2. Perform the following operations on binary numbers. Show your work for full credit. (6 points) a. 11011010110 b. 100001-1011 3. Complete the following table. Use 12 bits for representing the signed binary numbers Show your work for full credit. (12 points) Decimal Sign Magnitude 1's Complement 2's Complement -950 1000 1001 0011 1110 1010 0101 4. Using sign-magnitude representation, evaluate the value of expressions given below (that use decimal numbers). Use 5 bits to represent a decimal number in sign-magnitude representation. Show your work for full credit. (6 points) a. (-2)+14