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25 October, 21:23

Can a rational number with rational exponent be irrational

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  1. 25 October, 21:41
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    Yes. In general, a rational number with a non-integer exponent is not assured of being rational. (Any prime with a non-integer exponent is irrational, for example.)

    2^ (1/2) is irrational

    (9/25) ^ (3/2) is rational
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