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ValentinaT
Group Title
Simplify 4√6/√30 by rationalizing the denominator. Please show steps!
 one year ago
 one year ago
ValentinaT Group Title
Simplify 4√6/√30 by rationalizing the denominator. Please show steps!
 one year ago
 one year ago

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ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
\[\frac{ 4√6 }{ \sqrt{30} }\]
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
Thanks.
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
\[\frac{ 4\sqrt6 }{ \sqrt{30} } \times \frac{ \sqrt{30} }{ \sqrt{30} }\] \[\frac{ 4\sqrt6 (\sqrt{30}) }{ \sqrt{30}\times \sqrt{30} }\] \[\frac{ 4\sqrt{180} }{ 30 }\] \[\frac{ 24\sqrt5 }{ 30 }\] \[\frac{ 4\sqrt5 }{ 5 }\]
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
@kausarsalley could you help me one more time?
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
okay...what is the question??
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
\[(2\sqrt{5} + 3\sqrt{7})^2 \]
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
okay....the simplest way to expand is to go by this... \[(a+b)^2=a^2+2ab+b^2\]
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
It also says to justify each step? Does that mean I have to explain each step?
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
using that, \[(2\sqrt5+3\sqrt7)^2=(2\sqrt5)^2+2(2\sqrt5)(3\sqrt7)+(3\sqrt7)^2\]
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
Thanks.
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
its not done with simplifying..
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
or can you continue from there??
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
Oh, I was just saying.
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
I'm not sure what to do.
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
\[(2^2(\sqrt5)^2)+4\sqrt5(3\sqrt7)+(3^2(\sqrt7)^2\] \[20 + 12\sqrt{35}+63\] \[83+12\sqrt{35}\]
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
do you understand what i have done??
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
I think I might, is that the final answer?
 one year ago

ValentinaT Group TitleBest ResponseYou've already chosen the best response.0
Thanks.
 one year ago

kausarsalley Group TitleBest ResponseYou've already chosen the best response.1
sorry for the late reply.... yw
 one year ago
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