SOLUTION: Simplify: sqrt 20 1 ------- - --------- 5 sqrt 5 I do not believe that this can be simplifed, but is there a way to simplify this? Thank you f

Algebra ->  Square-cubic-other-roots -> SOLUTION: Simplify: sqrt 20 1 ------- - --------- 5 sqrt 5 I do not believe that this can be simplifed, but is there a way to simplify this? Thank you f      Log On


   

Question 68176: Simplify:
sqrt 20 1
------- - ---------
5 sqrt 5
I do not believe that this can be simplifed, but is there a way to simplify this? Thank you for your help!!
Answer by funmath(2933) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify:
sqrt%2820%29%2F5-1%2Fsqrt%285%29
The LCD is 5%2Asqrt%285%29
sqrt%2820%29%2Asqrt%285%29%2F%285%2Asqrt%285%29%29-1%2A5%2F%285%2Asqrt%285%29%29
sqrt%28100%29%2F%285sqrt%285%29%29-5%2F%285sqrt%285%29%29
10%2F%285sqrt%285%29%29-5%2F%285sqrt%285%29%29
%2810-5%29%2F%285sqrt%285%29%29
5%2F%285sqrt%285%29%29
cross%285%29%2F%28cross%285%29sqrt%285%29%29
1%2Fsqrt%285%29 Most books want you to also rationalize the denominator.
1%2Asqrt%285%29%2F%28sqrt%285%29%2Asqrt%285%29%29
sqrt%285%29%2Fsqrt%2825%29
highlight%28sqrt%285%29%2F5%29
Happy Calculating!!!