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# Is a real number always sometimes or never an irrational number?

Updated: 12/9/2022

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12y ago

sometimes

Wiki User

12y ago

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Q: Is a real number always sometimes or never an irrational number?
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### Is the square of a number irrational Always sometimes never?

The square of a rational number can be either rational or irrational. However, the square of an irrational number is always irrational.

### Is a whole number always never or sometimes an irrational number?

Whole numbers can never be irrational.

### Is it always sometimes or never true that the product of a non zero rational number and an irrational number is irrational?

It is always true.

### Is the sum of a rational and irrational number never an irrational number?

Wrong. It is always an irrational number.

### The sum of a rational number and an irrational number?

Such a sum is always irrational.

### Is the product of a rational number and irrational number always rational?

No.A rational times an irrational is never rational. It is always irrational.

No. NEVER.

### Is a non-terminating decimal always sometimes or never a rational number?

Sometimes. (pi) is non-terminating and irrational. 0.33333... non-terminating is 1/3 , which is rational.

### What number will produce a rational number when multiplied by 0.5?

Any and every rational number.

always!

Never

### Are irrational numbers always integers?

No. An irrational number is one that is not a rational number. A rational number is once that equals one integer divided by another. So an irrational number cannot be represented by one integer divided by another integer, so it cannot be an integer!