MathDB
Turkey NMO 2008 1st Round - P07 (Algebra)

Source:

August 25, 2012

Problem Statement

If a=9333+1a=\sqrt[3]{9}-\sqrt[3]{3}+1, what is (4aa)6(\frac {4-a}a)^6?
<spanclass=latexbold>(A)</span> 3<spanclass=latexbold>(B)</span> 6<spanclass=latexbold>(C)</span> 8<spanclass=latexbold>(D)</span> 9<spanclass=latexbold>(E)</span> 12 <span class='latex-bold'>(A)</span>\ 3 \qquad<span class='latex-bold'>(B)</span>\ 6 \qquad<span class='latex-bold'>(C)</span>\ 8 \qquad<span class='latex-bold'>(D)</span>\ 9 \qquad<span class='latex-bold'>(E)</span>\ 12