with python

no real numbers". The able root number, two real root numbers and complex numbers in subfunction, then results print out in main function. 3) a, b, c, and d constants are indicated from "constants.txt" file. Then, it calculates: "ava + x2 + b + x3 +c+x+d" function for each x variable between 2 and 50, and prints out all the results on "results3.txt" file. 4) The program wants a radius from an user, then calculate volume of sphere by using suhfuncti function