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A rational number is one that can be expressed as the ratio of two integers.
All integers (which includes 51) are themselves rational numbers as they can be written 51 = 51/1
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Is the square root of 51 a rational number?
no: the decimal is not repeating or terminating and therefore cannot be written as a fraction, which is one of the two requirements to be a rational number.
Is the product of a rational number and a rational number a rational number?
yes
Is a rational number multiplied a rational number rational?
Yes.
Is the number 17.5 a rational number?
yes
Which number can be multiplied to a rational number to explain that the product of two rational numbers is rational?
It must be a generalised rational number. Otherwise, if you select a rational number to multiply, then you will only prove it for that number.
Is 51 an rational number?
Yes
Is 51 an irrational number?
Sadly, it is not. It is the ratio of -51 to 1. That simple operation demonstrates that your number is quite rational.
Is 51 a irrational?
Any integer (whole number) is RATIONAL.
Why is -51 a rational number?
Because it can be expressed in the form of a ratio of two integers: -51 and 1.
What is a rational number multiplied by an irrational number equal?
It can be a rational number or an irrational number. For example, sqrt(2)*sqrt(50) = 10 is rational. sqrt(2)*sqrt(51) = sqrt(102) is irrational.
Is the square root of 51 a rational number?
no: the decimal is not repeating or terminating and therefore cannot be written as a fraction, which is one of the two requirements to be a rational number.
Is 3.456 a rational or irrational number?
It is a rational number. It can be written as a fraction.
Is the product of a rational number and a rational number a rational number?
yes
Is 17.02 a rational number?
Is 12.05 a rational number or irrational number?
Is 1.96 a rational number or an irrational number?
1.96 is a rational number
Is 0.74 a rational or irrational number?
It is a rational number, as it can be written as a fraction.
Why is -4172 and 5.1 is an irrational number?
-4172 = -4172/1, 5.1= 51/10Both can be expressed as a ratio of two integers and so are rational.
