Roots and Rational Exponents

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this makes no sense. thank you math help center

asiaismail
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Lets clear this up from what I understand of this.

√11-√6 / √11+√6 is solved by multiplying the conguate √11-√6 / √11-6, using the foil method on top we get 11-√66-√66+6, on the bottom we get 11-√66+√66-6. This reduces down to 17-2√66 / 5. Hope this helps someone else.

MrCt