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Mathematics 25 Online
OpenStudy (anonymous):

Which of the following describes the number below? -20 Irrational Only Both Rational and Irrational Rational Only Neither Rational nor Irrational

OpenStudy (anonymous):

@tHe_FiZiCx99

OpenStudy (mathstudent55):

You need to know what rational and irrational numbers are. Do you know what they are?

OpenStudy (anonymous):

yes i do know what they are and i dont think that its either because its more of an integer

OpenStudy (mathstudent55):

Ok. It's good you know it's an integer. You are correct. The number -20 is an integer.

OpenStudy (anonymous):

yea its a interger

OpenStudy (mathstudent55):

Now I'll tell you what a rational number is.

OpenStudy (mathstudent55):

A rational number is a number that can be written as a fraction of integers.

OpenStudy (mathstudent55):

Now think of the number -20. Can you write -20 as a fraction of integers?

OpenStudy (anonymous):

No!!!

OpenStudy (anonymous):

lol no its a negative whole number

OpenStudy (anonymous):

In mathematics, a rational number is any number that can be expressed as the quotient or fraction p/q of two integers, with the denominator q not equal to zero. q can be 1.

OpenStudy (anonymous):

^

OpenStudy (mathstudent55):

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