Question

(2+under root 2) is​

Answer 1

Step-by-step explanation:

this is the answer to the question please follow me and Mark as brainliest

Answer 2

Answer:

The square root of 2, or the (1/2)th power of 2, written in mathematics as √2 or 21⁄2, is the positive algebraic number that, when multiplied by itself, equals the number 2. Technically, it is called the principal square root of 2, to distinguish it from the negative number with the same property.

hope it's helpful...

follow me ✌️❤️✌️