Asked by A5ComeTrimErrTime
Which of the following is a rational number: 32−−√, 81−−√, 90−−√, or 125
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GPT 3.5
A rational number is a number that can be expressed as the quotient or fraction p/q of two integers, where q is not zero.
Out of the given options, only 81 can be expressed as a rational number because it is a perfect square. The square root of 81 is 9, which is a whole number and can be written as the fraction 9/1.
Therefore, the rational number from the given options is 81.
Out of the given options, only 81 can be expressed as a rational number because it is a perfect square. The square root of 81 is 9, which is a whole number and can be written as the fraction 9/1.
Therefore, the rational number from the given options is 81.
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