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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 5 over 9 rational?
Yes. Any rational number divided by another rational number is also rational.
Is the square root of 39 a rational number?
The square root of 39 is not a rational number. It is somewhere between 6 and 7, but can only be written as radical(39). It is a non-ending decimal.No
Is 0.39 a rational or irrational number?
rational
Why is 39 an irrational number?
It isn't. All integers are rational numbers.
What are all the possible rational roots of -39?
-39 has no rational roots.
Is 7.8 a rational number?
Yes, 7.8 is a rational number. Expressed as a top-heavy fraction, it is equal to 39/5 or thirty-nine fifths.
Is 3.9 rational or irrational?
If there are no numbers after the 9 it is rational
Is the square root of 39 rational?
No, they are not.
Is square root of 39 rational?
No, they are not.
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
What are the factors of 4u squared - 6u-39?
4u2 - 6u - 39 does not have rational factors.
Is 17.02 a rational number?
Is 12.05 a rational number or irrational number?
