1<?xml version="1.0" encoding="UTF-8"?><out>
2 Sqrt of 100 is 10<br/>
3 Sqrt of 20 is 4.47213595499958<br/>
4 Sqrt of 1 is 1<br/>
5 Sqrt of 0 is 0<br/>
6 Sqrt of -10 is NaN<br/>
7 Sqrt of 5223849703457 is 2285574.2611993598<br/>
8 Sqrt of NaN is NaN<br/>
9 Sqrt of -394729834.23472393 is NaN</out>