Create computeroots.py

Author: DragonflyStats

computeroots.py

@@ -0,0 +1,23 @@
+from math import sqrt  
+  
+print("Quadratic function : (a * x^2) + b*x + c")  
+a = float(input("a: "))  
+b = float(input("b: "))  
+c = float(input("c: "))  
+  
+r = b**2 - 4*a*c  
+  
+if r > 0:  
+    num_roots = 2  
+     x1 = (((-b) + sqrt(r))/(2*a))       
+     x2 = (((-b) - sqrt(r))/(2*a))  
+    print("There are 2 roots: %f and %f" % (x1, x2))  
+elif r == 0:  
+    num_roots = 1  
+    x = (-b) / 2*a  
+    print("There is one root: ", x)  
+else:  
+    num_roots = 0  
+    print("No roots, discriminant < 0.")  
+    exit() 
+- See more at: http://www.w3resource.com/python-exercises/math/python-math-exercise-30.php#sthash.gypCq4M0.dpuf