It was invented, not discovered.
rosalyn magpao
Rudolff introduces the radical sign in 1525.
Christoff RudolffThe radical symbol first appeared in 1525 in Die Coss by Christoff Rudolff (1499-1545). He used the symbol (without the vinculum) for square roots.
The number under the radical sign (also known as the radical) is called the radican.
Christoff Rudolff was a German mathematician who introduced the radical sign in 1525
A function that has a variable under a radical sign.
ewan koh
False
It is the digit 2 underneath the radical sign.
A number under a radical sign is known as a radicand.
a surd . i suspect