SOLUTION: rationalize the denominator? cube root(2/3)

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Question 591495: rationalize the denominator? cube root(2/3)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
rationalize the denominator? cube root(2/3)
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Create a perfect cube in the denominator:
cbrt[(2*9)/(3*9)]
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= cbrt[18/27]
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= [cbrt(18)]/[cbrt(27)]
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= (1/3)cbrt(18)
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Cheers,
Stan H.
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