SOLUTION: I need help solving this radical. 10 / 5 - sqrt 5 . I know that I have to multiply the fraction by 5 + sqrt 5 / 5 + sqrt , but i don't know what to do from there on...

Algebra ->  Radicals -> SOLUTION: I need help solving this radical. 10 / 5 - sqrt 5 . I know that I have to multiply the fraction by 5 + sqrt 5 / 5 + sqrt , but i don't know what to do from there on...      Log On