Question

Root 2 is an irrational ?
Root 2+ root 2

Answer 1

Yes √2 is irrational.

√2+√2 = 2(√2) = 2√2

Answer 2

Root 2 is an irrational number. So, root 2 + root 2 is also an irrational. Because, when we add, subtract, multiply or divide any number with an irrational we get an irrational number.