Updated lines 18, 23 , 24 with: v3_text = f'The new vector 3 produced = vector 1: {self.v1} + vector 2: {self.v2} = {v3}’, plt.plot([0, self.v1[0]], [0, self.v1[1]], 'b', label='v1’) , plt.plot([0, self.v2[0]], [0, self.v2[1]], 'r', label='v2')

app.py

@@ -14,13 +14,14 @@ class Vector_Addition:
         return problem_add_prompt
 
     def vector_add(self):
-        v3 = print(f'The new vector 3 produced = vector 1: {self.v1} + vector 2: {self.v2} =', self.v1+self.v2)
-        return v3
+        v3 = self.v1 + self.v2
+        v3_text = f'The new vector 3 produced = vector 1: {self.v1} + vector 2: {self.v2} = {v3}'
+        return v3_text
 
     def plot_vector_add(self):
         plt.figure(figsize=(10,5))
         plt.plot([0, self.v1[0]], [0, self.v1[1]], 'b', label='v1')
-        plt.plot([0, self.v2[0]+self.v1[0]], [0, self.v2[1]+self.v1[1]], 'r', label='v2')
+        plt.plot([0, self.v2[0]], [0, self.v2[1]], 'r', label='v2')
         plt.plot([0, self.v1[0]+ self.v2[0]], [0, self.v1[1]+ self.v2[1]], 'k', label='v1+v2')
         plt.xlabel('X')
         plt.ylabel('Y')