This is documentation for Mathematica 8, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)

Typing Radicals

Typing

To get a radical, press the Control key and the 2 key at the same time.
Press Ctrl+2 or Ctrl+@.
Click for copyable input
Type the radicand inside the placeholder (which is already selected).
Type .
Click for copyable input
Press the Control key and the 5 key at the same time.
Press Ctrl+5 or Ctrl+%.
Click for copyable input
Type the index.
Type .
Click for copyable input
Get out of the radical and down to the baseline by pressing the Control key and the Space bar at the same time.
Press Ctrl+Space.
Click for copyable input

Typing

To get a radical, press the Control key and the 2 key at the same time.
Press Ctrl+2 or Ctrl+@.
Click for copyable input
Type the radicand inside the placeholder (which is already selected).
Type .
Click for copyable input
Press the Control key and the 5 key at the same time.
Press Ctrl+5 or Ctrl+%.
Click for copyable input
Type the index.
Type .
Click for copyable input
Get out of the radical and down to the baseline by pressing the Control key and the Space bar at the same time.
Press Ctrl+Space.
Click for copyable input
Type the second radical in the same way as the first.
Press Ctrl+@, type , press Ctrl+%, type , and press Ctrl+Space.
Click for copyable input

Typing

To get a radical, press the Control key and the 2 key at the same time.
Press Ctrl+2 or Ctrl+@.
Click for copyable input
Type the expression in the placeholder (which is already selected).
Type .
Click for copyable input
Press the Control key and the % key at the same time to create an index.
Press Ctrl+%.
Click for copyable input
Type the index in the placeholder (which is already selected).
Type .
Click for copyable input
Get out of the radical and down to the baseline by pressing the Control key and the Space bar at the same time.
Press Ctrl+Space.
Click for copyable input