Question

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Answer 1

Square root of 54 and square root of 120

Explanation:

Answer 2

`√(54)` and
`√(120)`

Explanation:

If a number 'x' is a perfect square, then
`√(x)` is rational.

25, 36 and 81 are perfect squares, but 54 and 120 aren't, so the irrational values are
`√(54)` and
`√(120)`