Answer: √13 - √11
Step-by-step explanation:
2/√13 + √11
use Surd rule
2/√13 + √11 * √13 -√11/√13 - √11
2(√13 - √11)/(√13)² +√13√11 -√13√11+(√11)²
2(√13 - √11)/13- 11
2(√13 - √11)/2
√13 - √11
