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equation.py
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equation.py
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#quadratic equation formula
#a*x^2 + b*x + c = 0
import math
def calculateRoots(x,y,z):
delta = b**2 - 4*a*c
if delta < 0:
print("Complex roots")
elif delta == 0:
print("Real and same roots")
solution = ((-y)/2*x)
print("Solution:", solution)
else:
deltaSquareRoot = math.sqrt(delta)
print("Real and different roots")
solution1 = (-y-deltaSquareRoot)/2*x
solution2 = (-y+deltaSquareRoot)/2*x
print("Solution 1:", solution1, "\n", "Solution2:", solution2)
print("Let's solve a quadratic equation.")
print("Using the following format, please enter your equation.")
print("a*x^2+b*x+c=0")
a = int(input("Enter a:"))
b = int(input("Enter b:"))
c = int(input("Enter c:"))
if a!=0:
calculateRoots(a,b,c)
else:
if b!=0: #linear equation bx+c=0 -> x=-c/b
print("The solution is" + str(-c/b))
else: #a==0 && b==0, equation is c=0
if c==0:
print("Infinite solutions")
else:
print("No existent solutions")