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What are characteristics of rational numbers?
A rational number can always be written as (one whole number) divided by (another whole number). That's not only a characteristic of a rational number, it's the definition of one.
Is 1 plus the square root of 7 rational or irrational?
The square root of any positive integer can only be a WHOLE NUMBER or IRRATIONAL, so the square root of 7 is irrational.On the other hand, the sum of a rational and an irrational number is always irrational.
Is the square root of 5 an integer a rational number an irrational number or a whole number?
Irrational.
Is negative square root of 16 a real number a whole number a rational number an irrational number or an integer?
It is a real number, a rational number, an integer.
Is 0.95 an integer rational number whole number or irrational number?
It can be written as a fraction, so it is rational. It is not an integer, whole number or irrational.
Is the square number of a whole number always a rational number?
Yes...because a whole number does not have an irrational part to it.
A number that is square of a whole number?
A perfect square is a rational number equal to the square of a whole number.
Is the square root of a whole number always an integer?
No, it may be not even a rational number. Square root of 2 is 1,414213562... for example.
How can you tell whether a square root of a whole number is rational or irrational?
If the whole number is a perfect square, its square root is rational. If not, it's not.
When is the square root of a whole number rational?
When the whole number is a perfect square, ie it is a whole number squared.
How do you know if a whole number is rational or irrational?
It is always rational.
A rational number whose square root is a whole number?
A perfect square.
Is the square root of 25 rational irrational whole natural or integer?
The square root of 25 is 5, which is a whole number, an integer, a natural number and a rational number.
Is the square root of 4 irrational or rational?
It is rational. The root of a perfect square, such as 4, is rational; the root of any positive integer that is not a perfect square is an irrational number.
Is an odd number always an irrational number?
No. In fact, no odd integer is irrational. They are all rational.
Is the square root of 49 a rational irrational whole or integer number?
The √49 is 7. It is a rational number.
Is a rational number always a whole number?
No, only a small minority are whole numbers.
