Correcting typo of the word "memory"

Author: kanagarajnn

Part 1/Section 03 - Variables and Memory/08 - Shared References and Mutability.ipynb

@@ -286,7 +286,7 @@
     "\n",
     "This is safe for Python to do because integer objects are **immutable**. \n",
     "\n",
-    "So, even though *a* and *b* initially shared the same mempry address, we can never modify *a*'s value by \"modifying\" *b*'s value. \n",
+    "So, even though *a* and *b* initially shared the same memory address, we can never modify *a*'s value by \"modifying\" *b*'s value. \n",
     "\n",
     "The only way to change *b*'s value is to change it's reference, which will never affect *a*."
    ]