Please help, thanks! ( 3 questions) explain all calculations in detail

2. Find the 1s and 2s complements of the following binary numbers: a) 10010 b) 110010 c) 0010101 d) 10110.0101 e) 1102.1100 f) 111010.0011 5. If (130)x=(20)10, find the value of x(x is a positive integer). 6. Represent the following numbers in the IEEE standard floating point format: a) (11010.010)2 b) (432.26)10 c) (10100112.1001)2