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OpenStudy (anonymous):
Rationalize denominator: 5/8+sqrt (x)
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OpenStudy (anonymous):
(5+8sqrt(x))/8
OpenStudy (anonymous):
not it...
OpenStudy (anonymous):
\[\frac{5}{8+\sqrt{x}}=\frac{5(8-\sqrt{x})}{64-x}\]
OpenStudy (anonymous):
sqrt(5)/sqrt(8) = sqrt(40)/8 = 2*sqrt(10)/8 = sqrt(10)/4
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