SOLUTION: I'm really stuck on this problem, I don't think the answer is 800 or 28.28. Any help is appreciated. Please show work if you can so I can beat this in my head. Thanks to all that h

Algebra ->  Algebra  -> Square-cubic-other-roots -> SOLUTION: I'm really stuck on this problem, I don't think the answer is 800 or 28.28. Any help is appreciated. Please show work if you can so I can beat this in my head. Thanks to all that h      Log On

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Question 240479: I'm really stuck on this problem, I don't think the answer is 800 or 28.28. Any help is appreciated. Please show work if you can so I can beat this in my head. Thanks to all that help!
√500 + √300
Found 2 solutions by Alan3354, scott8148:
Answer by Alan3354(21555) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%28500%29+%2B+sqrt%28300%29
= 10sqrt%285%29+%2B+10sqrt%283%29
= ~ 39.681

Answer by scott8148(5879) About Me  (Show Source):
You can put this solution on YOUR website!
extract (factor out) any WHOLE roots

√100 √5 + √100 √3

10 √5 + 10 √3