Question

(3+underroot 23) - under root 23 is rational ..how

Answer 1

rational as
$3 + \sqrt{23 } - \sqrt{23}$
=3 which is rational


HOPE IT HELPS YOU '_'

MARK IT AS BRAINLIEST TOO...

Answer 2

(3+√23)-√23
= 3+√23-√23
= 3
which is an rational no.