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Is 9 a rational number?

Answer 1

Genesis Amaya

#9# is a rational number.

Rational numbers are those numbers which can be expressed as #p/q#, where #p# and #q# are integers and #q!=0#..

As all natural or whole numbers, including #9#, can also be written as fractions #p/1# they are all rational numbers.

Hence, #9# is a rational number.

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Answer 2

Luna Angel

Yes, 9 is a rational number because it can be expressed as the quotient of two integers, where the denominator is not zero. In this case, 9 can be written as 9/1. Therefore, it is a rational number.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.