Note: This homework is for topics covered in Chapter 3. You do NOT have to submit it. 1. Represent the decimal values 26, -123 as signed, 10-bit numbers using each of the following binary formats: a. Sign-and-magnitude b. 2's complement. 2. Compute the decimal value of the binary number (1011 1101 0101 0110)2 if the given number represents unsigned integer. Repeat if the number represents 2's complement. Repeat if the number represents sign-magnitude integer. 3. Convert each of the following decimal numbers to their IEEE single precision floating-point counterparts. a. 276 b. 0.92 c. 5.3125 d. -0.000072 4. Convert the following IEEE single-precision floating-point numbers to their decimal counterparts. a. (6589 000016 b. (807B 000016 c. (CDEF 000016