A) 3
B) 2
C) 1
D) None of these
Correct Answer: B
Solution :
\[x=2+{{2}^{2/3}}+{{2}^{1/3}}\,\,\,\,\Rightarrow x-2={{2}^{2/3}}+{{2}^{1/3}}\] Cubing both sides, we get \[{{x}^{3}}-8-6{{x}^{2}}+12x=6+6(x-2)\] Þ \[{{x}^{3}}-6{{x}^{2}}+6x=2\].You need to login to perform this action.
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