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                   if x=2+2^(2/3)+2^(1/3)

then x^3-6x^2+6x= ?
Please show the steps

4 years ago

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Answers : (2)

                                        

dear Raunak,


the answer to your question is 2


we have x-2=22/3-21/3


then cubing both sides to get,


(x-2)3= 6(x-2)


thus expnding to get,


x3-6x2+6x=2



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AMAN BANSAL

3 years ago
                                        

dear raunak,


I have already posted reply to your question.



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AMAN BANSAL

3 years ago

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