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hannah2013
 3 years ago
Simplify the square root of 32/5
hannah2013
 3 years ago
Simplify the square root of 32/5

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hannah2013
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1349986848947:dw

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1you can split the the square root of 32 into \[\sqrt{16} and \sqrt{2}\]. square root of 16 is 4. so you will have \[4\sqrt{2}/\sqrt{5}. now we have a radical on the denominator. we dont want that. you will need to rationalize.

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1349987011151:dw

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1square root of 4 is 2. so you will have\[4*2\sqrt{5}/5\]

hannah2013
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1349987270081:dw could help explain this one too?

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1im sorry the answer is \[4\sqrt{10}/5\]

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1you will need to rationalize. so you multiply the denominator and numerator by \[3+\sqrt{2}\]

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1349987470404:dw

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1349987517152:dw

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1simplify it. and you will get \[3+\sqrt{2}\]

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1add 4 to both side.then square both side

Venomblast
 3 years ago
Best ResponseYou've already chosen the best response.1u should get x2=16. add 2 and x = 18

hannah2013
 3 years ago
Best ResponseYou've already chosen the best response.0thanks soo much for your help!!
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