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No, the best way to figure this out is to plug into a scientific calculator and if the answer you get has a square root around you know its irrational.
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∙ 13y ago
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∙ 12y agogcf of 16,56,80
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Is the square root of 225 a subset of the irrational numbers?
The square root of 225 is 15, which is NOT an irrational number.
Is 225 a multiple of 7?
225/7 is an irrational decimal, so 225 is not a multiple of 7.
What is the sum of an rational number and irrational number?
An irrational number.
Why are all square roots not irrational numbers?
Because some of them are squares of rational numbers. So their square roots are the rational numbers.Thus if x is rational, then the square roots of x2, which are -x and +x are both rational.
Which of the following numbers will produce an irrational number when added to?
When added to a rational number, any irrational number will produce an irrational number.also, when added to an irrational number, any rational number will produce an irrational number.
Is the square root of 225 a subset of the irrational numbers?
The square root of 225 is 15, which is NOT an irrational number.
Is the square root 225 rational or irrational?
It is 15 which is a rational number
Is the square root of 225 rational or irrational?
Neither, it is an imaginary number and imaginary numbers are neither rational nor irrational.
Is -225 rational irrational?
-225 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Is 225 a multiple of 7?
225/7 is an irrational decimal, so 225 is not a multiple of 7.
Is 225 irrational?
No because 225 is an integer and all whole numbers are rational
Is the square root of any number an irrational number?
no square root of 9 is 3 which is rational -- to be more specific: an irrational number is a number that cannot be expressed as a fraction. Pi, for example, is one of these numbers. If a number is not a perfect square (4, 16, 9, 144, 225, etc.), then it's square root is likely to be an irrational number. For example, the square root of 2 (1.41421356...) is an irrational number because it cannot accurately be expressed as a fraction.
What is the sum of an rational number and irrational number?
An irrational number.
Is an irrational number plus an irrational number rational?
No. The sum of an irrational number and any other [real] number is irrational.
The sum of a rational number and an irrational number is?
The sum of a rational and irrational number must be an irrational number.
Is 3.56 an irrational number?
No, 3.56 is not an irrational number. 3.56 is rational.
Whether a rational number multiplied by an irrational number gives an irrational number?
rational * irrational = irrational.
