Answer:
[tex]\sqrt{54}[/tex] and [tex]\sqrt{120}[/tex]
Step-by-step explanation:
If a number 'x' is a perfect square, then [tex]\sqrt{x}[/tex] is rational.
25, 36 and 81 are perfect squares, but 54 and 120 aren't, so the irrational values are [tex]\sqrt{54}[/tex] and [tex]\sqrt{120}[/tex]
