Help needed (Python short questions)

Explain how x = x**2 is a valid expression for any value of xUse ve pairs of parentheses to show the order in which the following expression will be calculated: 2/4*5**3**2/4 What exactly do the statements x=6 X / = 3 ; print (x) give as a result?Suppose the value of It is hard-coded in a program as pi = 3 . l 4. Show how to calculate both the relative error and the absolute error of this value with respect to the more precise value of 3 . l 4 1 5 9. Hpnpcrp' In double precision IEEE:'? 54 format, How many binary bits are used to store a real number? . What information does the sign bit give? What information does the exponent give? . What information does the signich (aka mantissa) give? Approximately how many decimal digits of precision does an IEEE-754 oat have? Approximately what is the machine epsilon for an IEEE7S4 float? How is the assert statement used in code (give an example)? What does Python say the as sert statement best used for, and what is it not recommended for (and why)