Question

1除以根号6-根号5+3除以根号5+根号2+4除以根号6+根号2

Answer 1

1/(√6-√5)=√6+√5

3/(√5-√2)=√5+√2

4/(√6-√2)=√6+√2

1除以根号6-根号5+3除以根号5+根号2+4除以根号6+根号2=2(√6+√5+√2)