It doesn’t ‘mean’ anything, not to Python; it is just another character in a string literal:
"Enter the value for the co-efficient of x^2. "
You could have written something else:
"Enter the value for the co-efficient of x to the power 2. "
and nothing but the output shown when asking for input()
would have changed.
^
is a common notation for exponents. In Python, **
is used for exponents, and that is what the rest of the code uses.
solved What does x ^ 2 mean? in python