Update docs/notebooks/How_JAX_primitives_work.ipynb

Co-Authored-By: James Bradbury <jekbradbury@google.com>

Author: gnecula

docs/notebooks/How_JAX_primitives_work.ipynb

@@ -1515,7 +1515,7 @@
         "colab_type": "text"
       },
       "source": [
-        "We need to tell JAX how to evaluate the batched version of the primitive. In this particular case, the `multiply_add_prim` already operates pointwise for any dimension of input vectors. So the batched version can use the same `multiple_add_prim` implementation."
+        "We need to tell JAX how to evaluate the batched version of the primitive. In this particular case, the `multiply_add_prim` already operates pointwise for any dimension of input vectors. So the batched version can use the same `multiply_add_prim` implementation."
       ]
     },
     {
@@ -1648,4 +1648,4 @@
       ]
     }
   ]
-}
+}