add quadratic-equation

niftycode · niftycode · commit 18c8f0804eac · 2023-05-04T10:53:09.000+02:00
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+[0.1.1]-2023-05-04
+-------------------
+
+- Add quadratic-equation
+
 [0.1.0]-2023-05-03
 -------------------
 
@@ -10,25 +15,3 @@ CHANGELOG
     - hex-to-digit
     - addition-quiz
     - palindrome
-
-
-
-
-
-
-
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-
-
-
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-
-
-
-
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-
diff --git a/README.md b/README.md
@@ -13,3 +13,4 @@ This collection of small Python programs wants to help beginners in this way. De
 * hex-to-digit
 * addition-quiz
 * palindrome
+* quadratic-equation
diff --git a/quadratic-equation/main.py b/quadratic-equation/main.py
@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+
+"""
+Quadratic Equation
+Version: 1.0
+Python 3.11
+Date created: May 4th, 2023
+Date modified: -
+"""
+
+import math
+
+
+def quadratic_formula(a, b, c):
+
+    x1 = (-b - math.sqrt(b * b - 4 * a * c)) / (2 * a)
+    x2 = -b / a - x1
+
+    return (x1, x2)
+
+
+if __name__ == '__main__':
+    result = quadratic_formula(2, -8, 6)
+    print(result)
