diff --git a/assignment.py b/assignment.py
index 6c26afb..a39d3c9 100644
--- a/assignment.py
+++ b/assignment.py
@@ -2,19 +2,40 @@
 import matplotlib.pyplot as plt
 
 def create_array():
+    return np.arange(1, 11)
     pass
 
 def array_arithmetic(a, b):
+     return {
+        "addition": a + b,
+        "subtraction": a - b,
+        "multiplication": a * b,
+        "division": a / b
+    }
     pass
 
 def slicing_example(arr):
+       return {
+        "first_5": arr[:5],
+        "last_5": arr[-5:],
+        "middle": arr[5:11],
+        "reversed": arr[::-1]
+    }
     pass
 
 def matrix_multiplication(a, b):
+      return np.dot(a, b)
     pass
 
 def random_numbers():
+     return np.random.rand(5)
     pass
 
 def plot_graph():
+      plt.plot(x, y, label="y = x^2")
+    plt.title("Graph of y = x^2")
+    plt.xlabel("x")
+    plt.ylabel("y")
+    plt.legend()
+    plt.show()
     pass