Question

Pls help urgent

is
`√(20)` a rational number.

Is
`√(121)`a rational number?

is
`√(3)` a rational number?

is
`(5)/(2)` a rational number?

is
`(58)/(3)` a rational number?

is - 3.76 a irrational number
is
`√(14 )` a irrational number
is .37 a irrational number

Answer 1

N, Y, N, Y, Y, N, Y, N

Explanation:

Rational: √121, 5/2, 58/3, -3.76, 0.37

Irrational: √20, √3, √14

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The square root of a perfect square, such as √121 = √(11^2) = 11, is rational. The square root of any integer that is not a perfect square is irrational.

Any fraction or finite-length decimal number is rational. Any repeated decimal is also rational, regardless of the length of the repeat.