Numeric Operations

Question

Can somebody please Explain How that works?
>>> 9 ** (1/2)
3.0

Answer 1

The ** is the power operator. So 3**2 is 3 squared (3x3) which is 9. 9 ** (1/2) is then the square root of 9, which is 3.
Notice that, like division in python, it returns a float, not an int.