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XY root ratios question

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Intern
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Joined: 15 Oct 2017
Posts: 28
Schools: Northeastern '20
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XY root ratios question  [#permalink]

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New post 31 Dec 2017, 05:52
Hello everyone,

I don't understand the process between the 1st and the 2nd equation


thank you :)
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Re: XY root ratios question  [#permalink]

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New post 31 Dec 2017, 06:24
thegame12 wrote:
Hello everyone,

I don't understand the process between the 1st and the 2nd equation


thank you :)


Take a look at the numerator and denominator of both sides of the equation - notice anything in common?

They canceled out \(\sqrt{x} + \sqrt{y}\) from both sides

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Intern
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Joined: 15 Oct 2017
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Re: XY root ratios question  [#permalink]

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New post 31 Dec 2017, 06:30
Ho I get it now, thanks
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Re: XY root ratios question &nbs [#permalink] 31 Dec 2017, 06:30
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