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OpenStudy (anonymous):
Please help!? :O
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OpenStudy (anonymous):
OpenStudy (anonymous):
the last one.
OpenStudy (accessdenied):
second-last one seems correct... since you are multiplying by the conjugate 4 + sqrt(11) in both numerator and denominator to eliminate the denominator's radical
OpenStudy (anonymous):
actually no sorry first one.
OpenStudy (accessdenied):
umm 4^2 - 11 16 - 11 5 oops, first one rather
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OpenStudy (anonymous):
Oh, I see. O.k, thanks guys! :)
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