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# Is the square root of 22 irrational or rational?

Updated: 10/26/2022 Wiki User

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Q: Is the square root of 22 irrational or rational?
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### Is the square root of 22 a rational number?

No, in fact unless an integer has an integral square root, the square root is always irrational. Note that some rational fractions can have rational square roots, though. Example: sqrt(4/9) = sqrt(4)/sqrt(9) = 2/3, which is rational. Or sqrt(9/16) = 3/4

### Is -22 irrational?

-22 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.

### Is 22 rational or irrational?

Any whole number is RATIONAL, since you can write it as a fraction with a denominator 1. In this case, 22/1.

### Why is square root of 22 irrational?

Because it cannot be expressed in the form p/q where p and q are integers (q &gt;0).

### Is 3.142857142857 an irrational number?

No. It is a rough but rational approximation for the irrational number, pi...Which can expressed as a fraction 22/7.

### Is the fraction 22 over 7 irrational?

No, it is rational. A rational number is one which can be expressed as a ratio between two integers. Since 22 and 7 are both integers, then 22 over 7 is rational.

### What is the square root of 4.84?

Negative numbers can't be squared rooted but the positive square root of 484 is 22

### What is the square root of 22.00?

The square root of 22 is 4.69041576

### What is the square root -484?

The square root of 484 = &plusmn;22

### What the square root of 484?

The square root of 484 is 22.

### Is 50 an irrational number?

No. An irrational number isn't a whole number, nor can it be represented exactly as a fraction of two whole numbers. 50 is a whole number, so it's rational. 50/3, while having a repeating decimal, is still rational because it's an exact fraction. The square root of two is irrational because there is no fraction that can exactly represent it. The same goes for pi (although 22/7 is close enough for government work -- jk).

### Can Adding a rational number to an irrational number give you an irrational number?

You wont be able to add a rational number and an irrational number and get a number not in a fraction ( 3 + 22/7) (21/7 + 22/7 = 43/7) So, yes as you see in the example above it made another irrational number.