From a70ed77d06d9ea4537d0edce5b1b3155154c3e24 Mon Sep 17 00:00:00 2001
From: fdai7460 <daria-anna.popa@informatik.hs-fulda.de>
Date: Thu, 9 Feb 2023 19:24:18 +0100
Subject: [PATCH] 3-te Binomische Formel Funktion + Test

---
 src/main/java/src/TasksFrame.java     |  7 +++++++
 src/test/java/src/TasksFrameTest.java | 10 ++++++++++
 2 files changed, 17 insertions(+)

diff --git a/src/main/java/src/TasksFrame.java b/src/main/java/src/TasksFrame.java
index 533e966..b272465 100644
--- a/src/main/java/src/TasksFrame.java
+++ b/src/main/java/src/TasksFrame.java
@@ -995,6 +995,13 @@ public class TasksFrame extends JFrame {
         return x;
     }
 
+    public int bin3(int a, int b)
+    {
+        int x = 0;
+        x = a*a - b*b;
+        return x;
+    }
+
 
     private void setupBinF()
     {
diff --git a/src/test/java/src/TasksFrameTest.java b/src/test/java/src/TasksFrameTest.java
index 27503d7..c99c3db 100644
--- a/src/test/java/src/TasksFrameTest.java
+++ b/src/test/java/src/TasksFrameTest.java
@@ -26,6 +26,16 @@ class TasksFrameTest {
         assertEquals(16,x2);
     }
 
+    @Test
+    void bin3()
+    {
+        TasksFrame tasksFrame = new TasksFrame();
+        int x = tasksFrame.bin3(5,4);
+        assertEquals(9, x);
+        int x2 = tasksFrame.bin3(7,3);
+        assertEquals(40,x2);
+    }
+
 
     @Test
     void setupPI() {