Question

what are surds? explain in nicely

Answer 1

a surd number, especially the irrational root of an integer.

2.

Answer 2

A surd is a square root which cannot be reduced to a whole number. For example, is not a surd, as the answer is a whole number. But is not a whole number. You could use a calculator to find that but instead of this we often leave our answers in the square root form, as a surd.