What is the set of numbers to which #sqrt24# belongs?
If you work out
But the number does not stop there. it continues after the last
This type of number is called an irrational number because it cannot be written as a fraction which would represent an exact ratio between two integers,
It is clear that the number is on the number line somewhere - It is therefore a real number. It is between
We could get more precise and say that:
So although the exact value is not known, we can guess where it lies with some accuracy.