# Is the square root of 14 rational?

##### 1 Answer

Sep 30, 2015

No,

#### Explanation:

http://socratic.org/questions/how-do-you-prove-that-square-root-15-is-irrational

See my proof for

If the radicand (the expression under the square root sign) only has perfect square factors then the square root is rational. Otherwise it will be irrational.