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