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anonymous
 5 years ago
Hello All! Would anyone mind helping me with rationalizing denominators?
anonymous
 5 years ago
Hello All! Would anyone mind helping me with rationalizing denominators?

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Is there a specific formula for this?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0well do u have an example problem? it would b easier to explain with one

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0the first one is \[7/\sqrt{5}\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0the slash line is equivalent to a fraction, FYI :)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0if you don't know it, that is fine.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0ok so what you do is you multiply both the numerator and the denominator by the square root of 5. so you have 7*square root of 5 __________________ square root of 5* square root of 5. this gives you 7square root of 5 ________________ 5

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0does this help? sorry i dont know how to do the square root sign on here....

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0yes you basically simplify the it to be 7\[\sqrt{5}/5\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0yep :) if u think i helped, then click the good answer button :)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0hhaha thanks. how about this one: 8 OVER 3+ sqrt 7

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[\frac{8}{3+\sqrt{7}}=124 \sqrt{7} \]
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