Fixing a typo in Vector.Create method's index parameter description

src/libraries/System.Private.CoreLib/src/System/Numerics/Vector_1.cs

@@ -63,7 +63,7 @@ public Vector(T[] values)
 
         /// <summary>Creates a new <see cref="Vector{T}" /> from a given array.</summary>
         /// <param name="values">The array from which the vector is created.</param>
-        /// <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        /// <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         /// <returns>A new <see cref="Vector{T}" /> with its elements set to the first <see cref="Vector{T}.Count" /> elements from <paramref name="values" />.</returns>
         /// <exception cref="NullReferenceException"><paramref name="values" /> is <c>null</c>.</exception>
         /// <exception cref="ArgumentOutOfRangeException">The length of <paramref name="values" />, starting from <paramref name="index" />, is less than <see cref="Vector{T}.Count" />.</exception>

src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/ISimdVector_2.cs

@@ -236,7 +236,7 @@ static virtual void CopyTo(TSelf vector, Span<T> destination)
 
         /// <summary>Creates a new vector from a given array.</summary>
         /// <param name="values">The array from which the vector is created.</param>
-        /// <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        /// <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         /// <returns>A new vector with its elements set to the first <see cref="Count" /> elements from <paramref name="values" />.</returns>
         /// <exception cref="ArgumentOutOfRangeException">The length of <paramref name="values" />, starting from <paramref name="index" />, is less than <see cref="Count" />.</exception>
         /// <exception cref="NotSupportedException">The type of the elements in the vector (<typeparamref name="T" />) is not supported.</exception>

src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector128.cs

@@ -993,7 +993,7 @@ public static Vector128<T> Create<T>(T[] values)
         /// <summary>Creates a new <see cref="Vector128{T}" /> from a given array.</summary>
         /// <typeparam name="T">The type of the elements in the vector.</typeparam>
         /// <param name="values">The array from which the vector is created.</param>
-        /// <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        /// <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         /// <returns>A new <see cref="Vector128{T}" /> with its elements set to the first <see cref="Vector128{T}.Count" /> elements from <paramref name="values" />.</returns>
         /// <exception cref="ArgumentOutOfRangeException">The length of <paramref name="values" />, starting from <paramref name="index" />, is less than <see cref="Vector128{T}.Count" />.</exception>
         /// <exception cref="NotSupportedException">The type of <paramref name="values" /> (<typeparamref name="T" />) is not supported.</exception>

src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector256.cs

@@ -1000,7 +1000,7 @@ public static Vector256<T> Create<T>(T[] values)
         /// <summary>Creates a new <see cref="Vector256{T}" /> from a given array.</summary>
         /// <typeparam name="T">The type of the elements in the vector.</typeparam>
         /// <param name="values">The array from which the vector is created.</param>
-        /// <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        /// <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         /// <returns>A new <see cref="Vector256{T}" /> with its elements set to the first <see cref="Vector128{T}.Count" /> elements from <paramref name="values" />.</returns>
         /// <exception cref="ArgumentOutOfRangeException">The length of <paramref name="values" />, starting from <paramref name="index" />, is less than <see cref="Vector256{T}.Count" />.</exception>
         /// <exception cref="NotSupportedException">The type of <paramref name="values" /> (<typeparamref name="T" />) is not supported.</exception>

src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector512.cs

@@ -902,7 +902,7 @@ public static Vector512<T> Create<T>(T[] values)
         /// <summary>Creates a new <see cref="Vector512{T}" /> from a given array.</summary>
         /// <typeparam name="T">The type of the elements in the vector.</typeparam>
         /// <param name="values">The array from which the vector is created.</param>
-        /// <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        /// <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         /// <returns>A new <see cref="Vector512{T}" /> with its elements set to the first <see cref="Vector256{T}.Count" /> elements from <paramref name="values" />.</returns>
         /// <exception cref="ArgumentOutOfRangeException">The length of <paramref name="values" />, starting from <paramref name="index" />, is less than <see cref="Vector512{T}.Count" />.</exception>
         /// <exception cref="NotSupportedException">The type of <paramref name="values" /> (<typeparamref name="T" />) is not supported.</exception>

src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector64.cs

@@ -973,7 +973,7 @@ public static Vector64<T> Create<T>(T[] values)
         /// <summary>Creates a new <see cref="Vector64{T}" /> from a given array.</summary>
         /// <typeparam name="T">The type of the elements in the vector.</typeparam>
         /// <param name="values">The array from which the vector is created.</param>
-        /// <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        /// <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         /// <returns>A new <see cref="Vector64{T}" /> with its elements set to the first <see cref="Vector128{T}.Count" /> elements from <paramref name="values" />.</returns>
         /// <exception cref="ArgumentOutOfRangeException">The length of <paramref name="values" />, starting from <paramref name="index" />, is less than <see cref="Vector64{T}.Count" />.</exception>
         /// <exception cref="NotSupportedException">The type of <paramref name="values" /> (<typeparamref name="T" />) is not supported.</exception>